Table of Contents

Right Triangle and Trigonometric Ratios
 The Pythagorean Theorem
 The Converse of the Pythagorean Theorem
 Trigonometric Ratios in Right Triangles
 Right Triangle Trigonometry: Solving for an Angle
 Evaluating Trigonometric Function Values with Angles 30, 45, and 60
 Law of Sines
 Law of Cosines
 Applications on Sine and Cosine Laws
 Angles of Elevation and Depression
 Finding the Area of a Triangle Using Trigonometry
 Exponents and Radicals
 Circle Theorems

Matrices
 Adding and Subtracting Matrices
 Scalar Multiplication of Matrices
 Matrix Multiplication
 Adding and Subtracting Vectors in 2D
 Magnitude of a 2D Vector
 TwobyTwo Determinants
 Inverse of a 2 × 2 Matrix
 Representing a System of Two Equations in Matrix Form
 Solving a System of Two Equations Using a Matrix Inverse
 Statistics