Documents Larson 4.3

1. Right Triangle4.3 TrigonometryCopyright © Cengage Learning. All rights reserved. 2. What You Should Learn• Evaluate trigonometric functions of acute anglesand use a…

Documents Larson 4.2

1. Trigonometric Functions:4.2The Unit Circle Copyright © Cengage Learning. All rights reserved. 2. What You Should Learn• Identify a unit circle and describe its relationshipto…