Section 1: Algebra and Decimals 

Expressions and Variables 
5:57 
 
Intro 
0:00  
 
Vocabulary 
0:06  
 
 Variable 
0:09  
 
 Expression 
0:48  
 
 Numerical Expression 
1:08  
 
 Algebraic Expression 
1:35  
 
 Word Expression 
2:04  
 
Extra Example 1: Evaluate the Expression 
2:27  
 
Extra Example 2: Evaluate the Expression 
3:16  
 
Extra Example 3: Evaluate the Expression 
4:04  
 
Extra Example 4: Evaluate the Expression 
4:59  

Exponents 
5:34 
 
Intro 
0:00  
 
What Exponents Mean 
0:07  
 
 Example: Ten Squared 
0:08  
 
Extra Example 1: Exponents 
0:50  
 
Extra Example 2: Write in Exponent Form 
1:58  
 
Extra Example 3: Using Exponent and Base 
2:37  
 
Extra Example 4: Write the Equal Factors 
4:26  

Order of Operations 
8:40 
 
Intro 
0:00  
 
Please Excuse My Dear Aunt Sally 
0:07  
 
 Step 1: Parenthesis 
1:16  
 
 Step 2: Exponent 
1:25  
 
 Step 3: Multiply and Divide 
1:30  
 
 Step 4: Add and Subtract 
2:00  
 
 Example: Please Excuse My Dear Aunt Sally 
2:26  
 
Extra Example 1: Evaluating Expression 
3:37  
 
Extra Example 2: Evaluating Expression 
4:59  
 
Extra Example 3: Evaluating Expression 
5:34  
 
Extra Example 4: Evaluating Expression 
6:25  

Comparing and Ordering Decimals 
13:37 
 
Intro 
0:00  
 
Place Value 
0:13  
 
 Examples: 1,234,567.89 
0:19  
 
Which is the Larger Value? 
1:33  
 
 Which is Larger: 10.5 or 100.5 
1:46  
 
 Which is Larger: 1.01 or 1.10 
2:24  
 
 Which is Larger: 44.40 or 44.4 
4:20  
 
 Which is Larger: 18.6 or 16.8 
5:18  
 
Extra Example 1: Order from Least to Greatest 
5:55  
 
Extra Example 2: Order from Least to Greatest 
7:56  
 
Extra Example 3: Order from Least to Greatest 
9:16  
 
Extra Example 4: Order from Least to Greatest 
10:42  

Rounding Decimals 
12:31 
 
Intro 
0:00  
 
Decimal Place Value 
0:06  
 
 Example: 12,3454.6789 
0:07  
 
How to Round Decimals 
1:17  
 
 Example: Rounding 1,234.567 
1:18  
 
Extra Example 1: Rounding Decimals 
3:47  
 
Extra Example 2: Rounding Decimals 
6:10  
 
Extra Example 3: Rounding Decimals 
7:45  
 
Extra Example 4: Rounding Decimals 
9:56  

Adding and Subtracting Decimals 
11:30 
 
Intro 
0:00  
 
When Adding and Subtracting 
0:06  
 
 Align the Decimal Point First 
0:12  
 
 Add or Subtract the Digits 
0:47  
 
 Place the Decimal Point in the Same Place 
0:55  
 
 Check by Estimating 
1:09  
 
Examples 
1:28  
 
 Add: 3.45 + 7 + 0.835 
1:30  
 
 Find the Difference: 351.4  65.25 
3:34  
 
Extra Example 1: Adding Decimals 
5:32  
 
Extra Example 2: How Much Money? 
6:09  
 
Extra Example 3: Subtracting Decimals 
7:20  
 
Extra Example 4: Adding Decimals 
9:32  

Multiplying Decimals 
10:30 
 
Intro 
0:00  
 
Multiply the Decimals 
0:05  
 
 Methods for Multiplying Decimals 
0:06  
 
 Example: 1.1 x 6 
0:38  
 
Extra Example 1: Multiplying Decimals 
1:51  
 
Extra Example 2: Work Money 
2:49  
 
Extra Example 3: Multiplying Decimals 
5:45  
 
Extra Example 4: Multiplying Decimals 
7:46  

Dividing Decimals 
17:49 
 
Intro 
0:00  
 
When Dividing Decimals 
0:06  
 
 Methods for Dividing Decimals 
0:07  
 
 Divisor and Dividend 
0:37  
 
 Example: 0.2 Divided by 10 
1:35  
 
Extra Example 1 : Dividing Decimals 
5:24  
 
Extra Example 2: How Much Does Each CD Cost? 
8:22  
 
Extra Example 3: Dividing Decimals 
10:59  
 
Extra Example 4: Dividing Decimals 
12:08  
Section 2: Number Relationships and Fractions 

Prime Factorization 
7:00 
 
Intro 
0:00  
 
Terms to Review 
0:07  
 
 Prime vs. Composite 
0:12  
 
 Factor 
0:54  
 
 Product 
1:15  
 
Factor Tree 
1:39  
 
 Example: Prime Factorization 
2:01  
 
 Example: Prime Factorization 
2:43  
 
Extra Example 1: Prime Factorization 
4:08  
 
Extra Example 2: Prime Factorization 
5:05  
 
Extra Example 3: Prime Factorization 
5:33  
 
Extra Example 4: Prime Factorization 
6:13  

Greatest Common Factor 
12:47 
 
Intro 
0:00  
 
Terms to Review 
0:05  
 
 Factor 
0:07  
 
 Example: Factor of 20 
0:18  
 
Two Methods 
0:59  
 
 Greatest Common Factor 
1:00  
 
 Method 1: GCF of 15 and 30 
1:37  
 
 Method 2: GCF of 15 and 30 
2:58  
 
Extra Example 1: Find the GCF of 6 and 18 
5:16  
 
Extra Example 2: Find the GCF of 36 and 27 
7:43  
 
Extra Example 3: Find the GCF of 6 and 18 
9:18  
 
Extra Example 4: Find the GCF of 54 and 36 
10:30  

Fraction Concepts and Simplest Form 
10:03 
 
Intro 
0:00  
 
Fraction Concept 
0:10  
 
 Example: Birthday Cake 
0:28  
 
 Example: Chocolate Bar 
2:10  
 
Simples Form 
3:38  
 
 Example: Simplifying 4 out of 8 
3:46  
 
Extra Example 1: Graphically Show 4 out of 10 
4:41  
 
Extra Example 2: Finding Fraction Shown by Illustration 
5:10  
 
Extra Example 3: Simplest Form of 5 over 25 
7:02  
 
Extra Example 4: Simplest Form of 14 over 49 
8:30  

Least Common Multiple 
14:16 
 
Intro 
0:00  
 
Term to Review 
0:06  
 
 Multiple 
0:07  
 
 Example: Multiples of 4 
0:15  
 
Two Methods 
0:41  
 
 Least Common Multiples 
0:44  
 
 Method 1: LCM of 6 and 10 
1:09  
 
 Method 2: LCM of 6 and 10 
2:56  
 
Extra Example 1: LCM of 12 and 15 
5:09  
 
Extra Example 2: LCM of 16 and 20 
7:36  
 
Extra Example 3 : LCM of 15 and 25 
10:00  
 
Extra Example 4 : LCM of 12 and 18 
11:27  

Comparing and Ordering Fractions 
13:10 
 
Intro 
0:00  
 
Terms Review 
0:14  
 
 Greater Than 
0:16  
 
 Less Than 
0:40  
 
Compare the Fractions 
1:00  
 
 Example: Comparing 2/4 and 3/4 
1:08  
 
 Example: Comparing 5/8 and 2/5 
2:04  
 
Extra Example 1: Compare the Fractions 
3:28  
 
Extra Example 2: Compare the Fractions 
6:06  
 
Extra Example 3: Compare the Fractions 
8:01  
 
Extra Example 4: Least to Greatest 
9:37  

Mixed Numbers and Improper Fractions 
12:49 
 
Intro 
0:00  
 
Fractions 
0:10  
 
 Mixed Number 
0:21  
 
 Proper Fraction 
0:47  
 
 Improper Fraction 
1:30  
 
Switching Between 
2:47  
 
 Mixed Number to Improper Fraction 
2:53  
 
 Improper Fraction to Mixed Number 
4:41  
 
Examples: Switching Fractions 
6:37  
 
Extra Example 1: Mixed Number to Improper Fraction 
8:57  
 
Extra Example 2: Improper Fraction to Mixed Number 
9:37  
 
Extra Example 3: Improper Fraction to Mixed Number 
10:21  
 
Extra Example 4: Mixed Number to Improper Fraction 
11:31  

Connecting Decimals and Fractions 
15:01 
 
Intro 
0:00  
 
Examples: Decimals and Fractions 
0:06  
 
More Examples: Decimals and Fractions 
2:48  
 
Extra Example 1: Converting Decimal to Fraction 
6:55  
 
Extra Example 2: Converting Fraction to Decimal 
8:45  
 
Extra Example 3: Converting Decimal to Fraction 
10:28  
 
Extra Example 4: Converting Fraction to Decimal 
11:42  
Section 3: Fractions and Their Operations 

Adding and Subtracting Fractions with Same Denominators 
5:17 
 
Intro 
0:00  
 
Same Denominator 
0:11  
 
 Numerator and Denominator 
0:18  
 
 Example: 2/6 + 5/6 
0:41  
 
Extra Example 1: Add or Subtract the Fractions 
2:02  
 
Extra Example 2: Add or Subtract the Fractions 
2:45  
 
Extra Example 3: Add or Subtract the Fractions 
3:17  
 
Extra Example 4: Add or Subtract the Fractions 
4:05  

Adding and Subtracting Fractions with Different Denominators 
23:08 
 
Intro 
0:00  
 
Least Common Multiple 
0:12  
 
 LCM of 6 and 4 
0:31  
 
From LCM to LCD 
2:25  
 
 Example: Adding 1/6 with 3/4 
3:12  
 
Extra Example 1: Add or Subtract 
6:23  
 
Extra Example 2: Add or Subtract 
9:49  
 
Extra Example 3: Add or Subtract 
14:54  
 
Extra Example 4: Add or Subtract 
18:14  

Adding and Subtracting Mixed Numbers 
19:44 
 
Intro 
0:00  
 
Example 
0:05  
 
 Adding Mixed Numbers 
0:17  
 
Extra Example 1: Adding Mixed Numbers 
1:57  
 
Extra Example 2: Subtracting Mixed Numbers 
8:13  
 
Extra Example 3: Adding Mixed Numbers 
12:01  
 
Extra Example 4: Subtracting Mixed Numbers 
14:54  

Multiplying Fractions and Mixed Numbers 
21:32 
 
Intro 
0:00  
 
Multiplying Fractions 
0:07  
 
 Step 1: Change Mixed Numbers to Improper Fractions 
0:08  
 
 Step2: Multiply the Numerators Together 
0:56  
 
 Step3: Multiply the Denominators Together 
1:03  
 
Extra Example 1: Multiplying Fractions 
1:37  
 
Extra Example 2: Multiplying Fractions 
6:39  
 
Extra Example 3: Multiplying Fractions 
10:20  
 
Extra Example 4: Multiplying Fractions 
13:47  

Dividing Fractions and Mixed Numbers 
18:00 
 
Intro 
0:00  
 
Dividing Fractions 
0:09  
 
 Step 1: Change Mixed Numbers to Improper Fractions 
0:15  
 
 Step 2: Flip the Second Fraction 
0:27  
 
 Step 3: Multiply the Fractions 
0:52  
 
Extra Example 1: Dividing Fractions 
1:23  
 
Extra Example 2: Dividing Fractions 
5:06  
 
Extra Example 3: Dividing Fractions 
9:34  
 
Extra Example 4: Dividing Fractions 
12:06  

Distributive Property 
11:05 
 
Intro 
0:00  
 
Distributive Property 
0:06  
 
 Methods of Distributive Property 
0:07  
 
 Example: a(b) 
0:35  
 
 Example: a(b+c) 
0:49  
 
 Example: a(b+c+d) 
1:22  
 
Extra Example 1: Using Distributive Property 
1:56  
 
Extra Example 2: Using Distributive Property 
4:36  
 
Extra Example 3: Using Distributive Property 
6:39  
 
Extra Example 4: Using Distributive Property 
8:19  

Units of Measure 
16:36 
 
Intro 
0:00  
 
Length 
0:05  
 
 Feet, Inches, Yard, and Mile 
0:20  
 
 Millimeters, Centimeters, and Meters 
0:43  
 
Mass 
2:57  
 
 Pounds, Ounces, and Tons 
3:03  
 
 Grams and Kilograms 
3:38  
 
Liquid 
4:11  
 
 Gallons, Quarts, Pints, and Cups 
4:14  
 
Extra Example 1: Converting Units 
7:02  
 
Extra Example 2: Converting Units 
9:31  
 
Extra Example 3: Converting Units 
12:21  
 
Extra Example 4: Converting Units 
14:05  
Section 4: Positive and Negative Numbers 

Integers and the Number Line 
13:24 
 
Intro 
0:00  
 
What are Integers 
0:06  
 
 Integers are all Whole Numbers and Their Opposites 
0:09  
 
 Absolute Value 
2:35  
 
Extra Example 1: Compare the Integers 
4:36  
 
Extra Example 2: Writing Integers 
9:24  
 
Extra Example 3: Opposite Integer 
10:38  
 
Extra Example 4: Absolute Value 
11:27  

Adding Integers 
16:05 
 
Intro 
0:00  
 
Using a Number Line 
0:04  
 
 Example: 4 + (2) 
0:14  
 
 Example: 5 + (8) 
1:50  
 
How to Add Integers 
3:00  
 
 Opposites Add to Zero 
3:10  
 
 Adding Same Sign Numbers 
3:37  
 
 Adding Opposite Signs Numbers 
4:44  
 
Extra Example 1: Add the Integers 
8:21  
 
Extra Example 2: Find the Sum 
10:33  
 
Extra Example 3: Find the Value 
11:37  
 
Extra Example 4: Add the Integers 
13:10  

Subtracting Integers 
15:25 
 
Intro 
0:00  
 
How to Subtract Integers 
0:06  
 
 Twodash Rule 
0:16  
 
 Example: 3  5 
0:44  
 
 Example: 3  (5) 
1:12  
 
 Example: 3  5 
1:39  
 
Extra Example 1: Rewrite Subtraction to Addition 
4:43  
 
Extra Example 2: Find the Difference 
7:59  
 
Extra Example 3: Find the Difference 
9:08  
 
Extra Example 4: Evaluate 
10:38  

Multiplying Integers 
7:33 
 
Intro 
0:00  
 
When Multiplying Integers 
0:05  
 
 If One Number is Negative 
0:06  
 
 If Both Numbers are Negative 
0:18  
 
 Examples: Multiplying Integers 
0:53  
 
Extra Example 1: Multiplying Integers 
1:27  
 
Extra Example 2: Multiplying Integers 
2:43  
 
Extra Example 3: Multiplying Integers 
3:13  
 
Extra Example 4: Multiplying Integers 
3:51  

Dividing Integers 
6:42 
 
Intro 
0:00  
 
When Dividing Integers 
0:05  
 
 Rules for Dividing Integers 
0:41  
 
Extra Example 1: Dividing Integers 
1:01  
 
Extra Example 2: Dividing Integers 
1:51  
 
Extra Example 3: Dividing Integers 
2:21  
 
Extra Example 4: Dividing Integers 
3:18  

Integers and Order of Operations 
11:09 
 
Intro 
0:00  
 
Combining Operations 
0:21  
 
 Solve Using the Order of Operations 
0:22  
 
Extra Example 1: Evaluate 
1:18  
 
Extra Example 2: Evaluate 
4:20  
 
Extra Example 3: Evaluate 
6:33  
 
Extra Example 4: Evaluate 
8:13  
Section 5: Solving Equations 

Writing Expressions 
9:15 
 
Intro 
0:00  
 
Operation as Words 
0:05  
 
 Operation as Words 
0:06  
 
Extra Example 1: Write Each as an Expression 
2:09  
 
Extra Example 2: Write Each as an Expression 
4:27  
 
Extra Example 3: Write Each Expression Using Words 
6:45  

Writing Equations 
18:03 
 
Intro 
0:00  
 
Equation 
0:05  
 
 Definition of Equation 
0:06  
 
 Examples of Equation 
0:58  
 
Operations as Words 
1:39  
 
 Operations as Words 
1:40  
 
Extra Example 1: Write Each as an Equation 
3:07  
 
Extra Example 2: Write Each as an Equation 
6:19  
 
Extra Example 3: Write Each as an Equation 
10:08  
 
Extra Example 4: Determine if the Equation is True or False 
13:38  

Solving Addition and Subtraction Equations 
24:53 
 
Intro 
0:00  
 
Solving Equations 
0:08  
 
 inverse Operation of Addition and Subtraction 
0:09  
 
Extra Example 1: Solve Each Equation Using Mental Math 
4:15  
 
Extra Example 2: Use Inverse Operations to Solve Each Equation 
5:44  
 
Extra Example 3: Solve Each Equation 
14:51  
 
Extra Example 4: Translate Each to an Equation and Solve 
19:57  

Solving Multiplication Equation 
19:46 
 
Intro 
0:00  
 
Multiplication Equations 
0:08  
 
 Inverse Operation of Multiplication 
0:09  
 
Extra Example 1: Use Mental Math to Solve Each Equation 
3:54  
 
Extra Example 2: Use Inverse Operations to Solve Each Equation 
5:55  
 
Extra Example 3: Is 2 a Solution of Each Equation? 
12:48  
 
Extra Example 4: Solve Each Equation 
15:42  

Solving Division Equation 
17:58 
 
Intro 
0:00  
 
Division Equations 
0:05  
 
 Inverse Operation of Division 
0:06  
 
Extra Example 1: Use Mental Math to Solve Each Equation 
0:39  
 
Extra Example 2: Use Inverse Operations to Solve Each Equation 
2:14  
 
Extra Example 3: Is 6 a Solution of Each Equation? 
9:53  
 
Extra Example 4: Solve Each Equation 
11:50  
Section 6: Ratios and Proportions 

Ratio 
40:21 
 
Intro 
0:00  
 
Ratio 
0:05  
 
 Definition of Ratio 
0:06  
 
 Examples of Ratio 
0:18  
 
Rate 
2:19  
 
 Definition of Rate 
2:20  
 
 Unit Rate 
3:38  
 
 Example: $10 / 20 pieces 
5:05  
 
Converting Rates 
6:46  
 
 Example: Converting Rates 
6:47  
 
Extra Example 1: Write in Simplest Form 
16:22  
 
Extra Example 2: Find the Ratio 
20:53  
 
Extra Example 3: Find the Unit Rate 
22:56  
 
Extra Example 4: Convert the Unit 
26:34  

Solving Proportions 
17:22 
 
Intro 
0:00  
 
Proportions 
0:05  
 
 An Equality of Two Ratios 
0:06  
 
 Cross Products 
1:00  
 
Extra Example 1: Find Two Equivalent Ratios for Each 
3:21  
 
Extra Example 2: Use Mental Math to Solve the Proportion 
5:52  
 
Extra Example 3: Tell Whether the Two Ratios Form a Proportion 
8:21  
 
Extra Example 4: Solve the Proportion 
13:26  

Writing Proportions 
22:01 
 
Intro 
0:00  
 
Writing Proportions 
0:08  
 
 Introduction to Writing Proportions and Example 
0:10  
 
Extra Example 1: Write a Proportion and Solve 
5:54  
 
Extra Example 2: Write a Proportion and Solve 
11:19  
 
Extra Example 3: Write a Proportion for Word Problem 
17:29  

Similar Polygons 
16:31 
 
Intro 
0:00  
 
Similar Polygons 
0:05  
 
 Definition of Similar Polygons 
0:06  
 
 Corresponding Sides are Proportional 
2:14  
 
Extra Example 1: Write a Proportion and Find the Value of Similar Triangles 
4:26  
 
Extra Example 2: Write a Proportional to Find the Value of x 
7:04  
 
Extra Example 3: Write a Proportion for the Similar Polygons and Solve 
9:04  
 
Extra Example 4: Word Problem and Similar Polygons 
11:03  

Scale Drawings 
13:43 
 
Intro 
0:00  
 
Scale Drawing 
0:05  
 
 Definition of a Scale Drawing 
0:06  
 
 Example: Scale Drawings 
1:00  
 
Extra Example 1: Scale Drawing 
4:50  
 
Extra Example 2: Scale Drawing 
7:02  
 
Extra Example 3: Scale Drawing 
9:34  

Probability 
11:51 
 
Intro 
0:00  
 
Probability 
0:05  
 
 Introduction to Probability 
0:06  
 
 Example: Probability 
1:22  
 
Extra Example 1: What is the Probability of Landing on Orange? 
3:26  
 
Extra Example 2: What is the Probability of Rolling a 5? 
5:02  
 
Extra Example 3: What is the Probability that the Marble will be Red? 
7:40  
 
Extra Example 4: What is the Probability that the Student will be a Girl? 
9:43  
Section 7: Percents 

Percents, Fractions, and Decimals 
35:05 
 
Intro 
0:00  
 
Percents 
0:06  
 
 Changing Percent to a Fraction 
0:07  
 
 Changing Percent to a Decimal 
1:54  
 
Fractions 
4:17  
 
 Changing Fraction to Decimal 
4:18  
 
 Changing Fraction to Percent 
7:50  
 
Decimals 
10:10  
 
 Changing Decimal to Fraction 
10:11  
 
 Changing Decimal to Percent 
12:07  
 
Extra Example 1: Write Each Percent as a Fraction in Simplest Form 
13:29  
 
Extra Example 2: Write Each as a Decimal 
17:09  
 
Extra Example 3: Write Each Fraction as a Percent 
22:45  
 
Extra Example 4: Complete the Table 
29:17  

Finding a Percent of a Number 
28:18 
 
Intro 
0:00  
 
Percent of a Number 
0:06  
 
 Translate Sentence into an Equation 
0:07  
 
 Example: 30% of 100 is What Number? 
1:05  
 
Extra Example 1: Finding a Percent of a Number 
7:12  
 
Extra Example 2: Finding a Percent of a Number 
15:56  
 
Extra Example 3: Finding a Percent of a Number 
19:14  
 
Extra Example 4: Finding a Percent of a Number 
24:26  

Solving Percent Problems 
32:31 
 
Intro 
0:00  
 
Solving Percent Problems 
0:06  
 
 Translate the Sentence into an Equation 
0:07  
 
Extra Example 1: Solving Percent Problems 
0:56  
 
Extra Example 2: Solving Percent Problems 
14:49  
 
Extra Example 3: Solving Percent Problems 
23:44  

Simple Interest 
27:09 
 
Intro 
0:00  
 
Simple Interest 
0:05  
 
 Principal 
0:06  
 
 Interest & Interest Rate 
0:41  
 
 Simple Interest 
1:43  
 
Simple Interest Formula 
2:23  
 
 Simple Interest Formula: I = prt 
2:24  
 
Extra Example 1: Finding Simple Interest 
3:53  
 
Extra Example 2: Finding Simple Interest 
8:08  
 
Extra Example 3: Finding Simple Interest 
12:02  
 
Extra Example 4: Finding Simple Interest 
17:46  

Discount and Sales Tax 
17:15 
 
Intro 
0:00  
 
Discount 
0:19  
 
 Discount 
0:20  
 
 Sale Price 
1:22  
 
Sales Tax 
2:24  
 
 Sales Tax 
2:25  
 
 Total Due 
2:59  
 
Extra Example 1: Finding the Discount 
3:43  
 
Extra Example 2: Finding the Sale Price 
6:28  
 
Extra Example 3: Finding the Sale Tax 
11:14  
 
Extra Example 4: Finding the Total Due 
14:08  
Section 8: Geometry in a Plane 

Intersecting Lines and Angle Measures 
24:17 
 
Intro 
0:00  
 
Intersecting Lines 
0:07  
 
 Properties of Lines 
0:08  
 
 When Two Lines Cross Each Other 
1:55  
 
Angles 
2:56  
 
 Properties of Angles: Sides, Vertex, and Measure 
2:57  
 
Classifying Angles 
7:18  
 
 Acute Angle 
7:19  
 
 Right Angle 
7:54  
 
 Obtuse Angle 
8:03  
 
Angle Relationships 
8:56  
 
 Vertical Angles 
8:57  
 
 Adjacent Angles 
10:38  
 
 Complementary Angles 
11:52  
 
 Supplementary Angles 
12:54  
 
Extra Example 1: Lines 
16:00  
 
Extra Example 2: Angles 
18:22  
 
Extra Example 3: Angle Relationships 
20:05  
 
Extra Example 4: Name the Measure of Angles 
21:11  

Angles of a Triangle 
13:35 
 
Intro 
0:00  
 
Angles of a Triangle 
0:05  
 
 All Triangles Have Three Angles 
0:06  
 
 Measure of Angles 
2:16  
 
Extra Example 1: Find the Missing Angle Measure 
5:39  
 
Extra Example 2: Angles of a Triangle 
7:18  
 
Extra Example 3: Angles of a Triangle 
9:24  

Classifying Triangles 
15:10 
 
Intro 
0:00  
 
Types of Triangles by Angles 
0:05  
 
 Acute Triangle 
0:06  
 
 Right Triangle 
1:14  
 
 Obtuse Triangle 
2:22  
 
Classifying Triangles by Sides 
4:18  
 
 Equilateral Triangle 
4:20  
 
 Isosceles Triangle 
5:21  
 
 Scalene Triangle 
5:53  
 
Extra Example 1: Classify the Triangle by Its Angles and Sides 
6:34  
 
Extra Example 2: Sketch the Figures 
8:10  
 
Extra Example 3: Classify the Triangle by Its Angles and Sides 
9:55  
 
Extra Example 4: Classify the Triangle by Its Angles and Sides 
11:35  

Quadrilaterals 
17:41 
 
Intro 
0:00  
 
Quadrilaterals 
0:05  
 
 Definition of Quadrilaterals 
0:06  
 
 Parallelogram 
0:45  
 
 Rectangle 
2:28  
 
 Rhombus 
3:13  
 
 Square 
3:53  
 
 Trapezoid 
4:38  
 
Parallelograms 
5:33  
 
 Parallelogram, Rectangle, Rhombus, Trapezoid, and Square 
5:35  
 
Extra Example 1: Give the Most Exact Name for the Figure 
11:37  
 
Extra Example 2: Fill in the Blanks 
13:31  
 
Extra Example 3: Complete Each Statement with Always, Sometimes, or Never 
14:37  

Area of a Parallelogram 
12:44 
 
Intro 
0:00  
 
Area 
0:06  
 
 Definition of Area 
0:07  
 
Area of a Parallelogram 
2:00  
 
 Area of a Parallelogram 
2:01  
 
Extra Example 1: Find the Area of the Rectangle 
4:30  
 
Extra Example 2: Find the Area of the Parallelogram 
5:29  
 
Extra Example 3: Find the Area of the Parallelogram 
7:22  
 
Extra Example 4: Find the Area of the Shaded Region 
8:55  

Area of a Triangle 
11:29 
 
Intro 
0:00  
 
Area of a Triangle 
0:05  
 
 Area of a Triangle: Equation and Example 
0:06  
 
Extra Example 1: Find the Area of the Triangles 
1:31  
 
Extra Example 2: Find the Area of the Figure 
4:09  
 
Extra Example 3: Find the Area of the Shaded Region 
7:45  

Circumference of a Circle 
15:04 
 
Intro 
0:00  
 
Segments in Circles 
0:05  
 
 Radius 
0:06  
 
 Diameter 
1:08  
 
 Chord 
1:49  
 
Circumference 
2:53  
 
 Circumference of a Circle 
2:54  
 
Extra Example 1: Name the Given Parts of the Circle 
6:26  
 
Extra Example 2: Find the Circumference of the Circle 
7:54  
 
Extra Example 3: Find the Circumference of Each Circle with the Given Measure 
11:04  

Area of a Circle 
14:43 
 
Intro 
0:00  
 
Area of a Circle 
0:05  
 
 Area of a Circle: Equation and Example 
0:06  
 
Extra Example 1: Find the Area of the Circle 
2:17  
 
Extra Example 2: Find the Area of the Circle 
5:47  
 
Extra Example 3: Find the Area of the Shaded Region 
9:24  
Section 11: Geometry in Space 

Prisms and Cylinders 
21:49 
 
Intro 
0:00  
 
Prisms 
0:06  
 
 Polyhedron 
0:07  
 
 Regular Prism, Bases, and Lateral Faces 
1:44  
 
Cylinders 
9:37  
 
 Bases and Altitude 
9:38  
 
Extra Example 1: Classify Each Prism by the Shape of Its Bases 
11:16  
 
Extra Example 2: Name Two Different Edges, Faces, and Vertices of the Prism 
15:44  
 
Extra Example 3: Name the Solid of Each Object 
17:58  
 
Extra Example 4: Write True or False for Each Statement 
19:47  

Volume of a Rectangular Prism 
8:59 
 
Intro 
0:00  
 
Volume of a Rectangular Prism 
0:06  
 
 Volume of a Rectangular Prism: Formula 
0:07  
 
 Volume of a Rectangular Prism: Example 
1:46  
 
Extra Example 1: Find the Volume of the Rectangular Prism 
3:39  
 
Extra Example 2: Find the Volume of the Cube 
5:00  
 
Extra Example 3: Find the Volume of the Solid 
5:56  

Volume of a Triangular Prism 
16:15 
 
Intro 
0:00  
 
Volume of a Triangular Prism 
0:06  
 
 Volume of a Triangular Prism: Formula 
0:07  
 
Extra Example 1: Find the Volume of the Triangular Prism 
2:42  
 
Extra Example 2: Find the Volume of the Triangular Prism 
7:21  
 
Extra Example 3: Find the Volume of the Solid 
10:38  

Volume of a Cylinder 
15:55 
 
Intro 
0:00  
 
Volume of a Cylinder 
0:05  
 
 Volume of a Cylinder: Formula 
0:06  
 
Extra Example 1: Find the Volume of the Cylinder 
1:52  
 
Extra Example 2: Find the Volume of the Cylinder 
7:38  
 
Extra Example 3: Find the Volume of the Cylinder 
11:25  

Surface Area of a Prism 
23:28 
 
Intro 
0:00  
 
Surface Area of a Prism 
0:06  
 
 Surface Area of a Prism 
0:07  
 
Lateral Area of a Prism 
2:12  
 
 Lateral Area of a Prism 
2:13  
 
Extra Example 1: Find the Surface Area of the Rectangular Prism 
7:08  
 
Extra Example 2: Find the Lateral Area and the Surface Area of the Cube 
12:05  
 
Extra Example 3: Find the Surface Area of the Triangular Prism 
17:13  

Surface Area of a Cylinder 
27:41 
 
Intro 
0:00  
 
Surface Area of a Cylinder 
0:06  
 
 Introduction to Surface Area of a Cylinder 
0:07  
 
Surface Area of a Cylinder 
1:33  
 
 Formula 
1:34  
 
Extra Example 1: Find the Surface Area of the Cylinder 
5:51  
 
Extra Example 2: Find the Surface Area of the Cylinder 
13:51  
 
Extra Example 3: Find the Surface Area of the Cylinder 
20:57  
Section 10: Data Analysis and Statistics 

Measures of Central Tendency 
24:32 
 
Intro 
0:00  
 
Measures of Central Tendency 
0:06  
 
 Mean 
1:17  
 
 Median 
2:42  
 
 Mode 
5:41  
 
Extra Example 1: Find the Mean, Median, and Mode for the Following Set of Data 
6:24  
 
Extra Example 2: Find the Mean, Median, and Mode for the Following Set of Data 
11:14  
 
Extra Example 3: Find the Mean, Median, and Mode for the Following Set of Data 
15:13  
 
Extra Example 4: Find the Three Measures of the Central Tendency 
19:12  

Histograms 
19:43 
 
Intro 
0:00  
 
Histograms 
0:05  
 
 Definition and Example 
0:06  
 
Extra Example 1: Draw a Histogram for the Frequency Table 
6:14  
 
Extra Example 2: Create a Histogram of the Data 
8:48  
 
Extra Example 3: Create a Histogram of the Following Test Scores 
14:17  

BoxandWhisker Plot 
17:54 
 
Intro 
0:00  
 
BoxandWhisker Plot 
0:05  
 
 Median, Lower & Upper Quartile, Lower & Upper Extreme 
0:06  
 
Extra Example 1: Name the Median, Lower & Upper Quartile, Lower & Upper Extreme 
6:04  
 
Extra Example 2: Draw a BoxandWhisker Plot Given the Information 
7:35  
 
Extra Example 3: Find the Median, Lower & Upper Quartile, Lower & Upper Extreme 
9:31  
 
Extra Example 4: Draw a BoxandWhiskers Plots for the Set of Data 
12:50  

StemandLeaf Plots 
17:42 
 
Intro 
0:00  
 
StemandLeaf Plots 
0:05  
 
 StemandLeaf Plots 
0:06  
 
Extra Example 1: Use the Data to Create a StemandLeaf Plot 
2:28  
 
Extra Example 2: List All the Numbers in the StemandLeaf Plot in Order From Least to Greatest 
7:02  
 
Extra Example 3: Create a StemandLeaf Plot of the Data & Find the Median and the Mode. 
8:59  

The Coordinate Plane 
19:59 
 
Intro 
0:00  
 
The Coordinate System 
0:05  
 
 The Coordinate Plane 
0:06  
 
 Quadrants, Origin, and Ordered Pair 
0:50  
 
The Coordinate Plane 
7:02  
 
 Write the Coordinates for Points A, B, and C 
7:03  
 
Extra Example 1: Graph Each Point on the Coordinate Plane 
9:03  
 
Extra Example 2: Write the Coordinate and Quadrant for Each Point 
11:05  
 
Extra Example 3: Name Two Points From Each of the Four Quadrants 
13:13  
 
Extra Example 4: Graph Each Point on the Same Coordinate Plane 
17:47  
Section 11: Probability and Discrete Mathematics 

Organizing Possible Outcomes 
15:35 
 
Intro 
0:00  
 
Compound Events 
0:08  
 
 Compound Events 
0:09  
 
 Fundamental Counting Principle 
3:35  
 
Extra Example 1: Create a List of All the Possible Outcomes 
4:47  
 
Extra Example 2: Create a Tree Diagram For All the Possible Outcomes 
6:34  
 
Extra Example 3: Create a Tree Diagram For All the Possible Outcomes 
10:00  
 
Extra Example 4: Fundamental Counting Principle 
12:41  

Independent and Dependent Events 
35:19 
 
Intro 
0:00  
 
Independent Events 
0:11  
 
 Definition 
0:12  
 
 Example 1: Independent Event 
1:45  
 
 Example 2: Two Independent Events 
4:48  
 
Dependent Events 
9:09  
 
 Definition 
9:10  
 
 Example: Dependent Events 
10:10  
 
Extra Example 1: Determine If the Two Events are Independent or Dependent Events 
13:38  
 
Extra Example 2: Find the Probability of Each Pair of Events 
18:11  
 
Extra Example 3: Use the Spinner to Find Each Probability 
21:42  
 
Extra Example 4: Find the Probability of Each Pair of Events 
25:49  

Disjoint Events 
12:13 
 
Intro 
0:00  
 
Disjoint Events 
0:06  
 
 Definition and Example 
0:07  
 
Extra Example 1: Disjoint & Not Disjoint Events 
3:08  
 
Extra Example 2: Disjoint & Not Disjoint Events 
4:23  
 
Extra Example 3: Independent, Dependent, and Disjoint Events 
6:30  

Probability of an Event Not Occurring 
20:05 
 
Intro 
0:00  
 
Event Not Occurring 
0:07  
 
 Formula and Example 
0:08  
 
Extra Example 1: Use the Spinner to Find Each Probability 
7:24  
 
Extra Example 2: Probability of Event Not Occurring 
11:21  
 
Extra Example 3: Probability of Event Not Occurring 
15:51  