# Math Lessons

Our "almost fun" Math lessons explain Math concepts using non-Math concepts you're already familiar with.

Use our interactive lessons and calculators to master these skills 🥳.

### Numbers and Arithmetic

#### Rates, Ratios, and Proportions

### Equations, Expressions, and Functions

#### Expressions

🛠 Variables

🛠 Exponents

#### Functions

🛠 Function Operations

#### Exponents and Polynomials

🛠 Exponents

🛠 Roots

### Geometry

#### Angles and Triangles

#### Transformations

### Probability and Statistics

#### Data Sets

🛠 Dot Plots and Histograms

🛠 Sampling

#### Probability

🛠 Probability of One Event

🛠 Probability of Multiple Events

### Algebra I

#### Linear Equations, Inequalities, Systems

🛠 Variable Isolation

🛠 Solving Complex Linear Equations and Inequalities

🛠 Systems of Linear Inequalities

#### Functions

🛠 Inverse Functions

🛠 Complex Functions

#### Quadratic Equations

🛠 Solving Quadratic Equations

🛠 Quadratic Formula

🛠 Vertex Form

🛠 Graphing Quadratic Equations

#### Exponential Functions

🛠 Manipulating Exponential Functions

🛠 Exponential Growth and Decay

### Geometry

#### Congruence and Similarity

🛠 Congruent Triangles

🛠 Quadrilateral Proofs

🛠 Similarity Transformations

#### Trigonometry

🛠 Trigonometric Ratios

🛠 Trigonometric Identities

#### Circles

🛠 Angles and Circles

🛠 Polygons and Circles