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1. Critical Thinking & Problem Solving1h 59m

Inductive and Deductive Reasoning
46m

Estimation and Graphs
49m

Problem Solving
24m

2. Sets4h 25m

Basic Set Concepts and Notation
24m

The Empty Set
6m

Subsets
43m

Complement of a Set
23m

Intersections and Unions
1h 40m

Venn Diagrams and Operations with Three Sets
35m

Set Applications: Survey Problems
32m

3. Logic4h 33m

Statements and Negations
18m

Quantifiers
20m

Logical Connectives
1h 0m

If-Then Statements (Conditionals)
21m

Truth Tables for Negations, Conjunctions, and Disjunctions
42m

Truth Tables for If-Then Statements
29m

Equivalent Statements
30m

Logical Arguments
33m

Standard Forms of Arguments
15m

4. The Real Number System3h 5m

Integers & the Order of Operations
15m

Rational Numbers
39m

Irrational Numbers
16m

Dividing Square Roots
18m

Exponent Rules
1h 0m

Power Rules
34m

5. Algebra Review1h 48m

Evaluating Algebraic Expressions
15m

Simplifying Algebraic Expressions

Linear Equations

Direct & Inverse Variation

Linear Inequalities in One Variable

Quadratic Equations

Rectangular Coordinate System

Intro to Functions and Notation

Domain and Range

Using Intercepts to Graph Lines

Slope and Slope-Intercept Form
1h 8m

Systems of Linear Equations

Systems of Linear Inequalities
24m

Quadratic Functions

9. Geometry3h 41m

Intro to Geometry
14m

Introduction to Angles
27m

Intro to PolygonsBonus

Basics of Triangles
8m

Similar Figures
28m

Right Triangles and Pythagorean Theorem
9m

Perimeter and Area of Polygons
30m

Circles
23m

Special Right Triangles
20m

Trigonometry
39m

Intro to Fractals
18m

9. Geometry

Similar Figures

9. Geometry

Similar Figures: Videos & Practice Problems

0

Concept

Similar Triangles

Video duration:

7m

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0

Example

Similar Triangles Example 1

Video duration:

6m

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0

Problem

The following shapes are similar. Find $x$ .

A

$5.14$

B

$7$

C

$63$

D

$5.67$

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0

Problem

Use the similar triangles to find the following:
(A) $m ∠ R$

A

$85 degrees$

B

$25 degrees$

C

$95 degrees$

D

$60 degrees$

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0

Problem

Use the similar triangles to find the following:
(B) The length of $\overline{P R}$

A

$60.5$ cm

B

$96.8$ cm

C

$50$ cm

D

$80$ cm

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0

Example

Similar Triangles Example 2

Video duration:

5m

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Previous Topic: Basics of Triangles Next Topic: Right Triangles and Pythagorean Theorem

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