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4.2 Related Acute Angle

Textbook

Functions 11 McGraw Workbook

Chapter

Section

4.2

Solutions 52 Videos

Lectures Part I 12 Videos

Introduction to Relative Angles

Examples with Sine

Example of Cos in Quad II

Ex of Tan in Quad II

Trig Ratios at 90 Degrees

Trig Ratios at 270 Degrees

3rd Quadrant Ex

Larger than 360 Degrees

Negative Rotation

Lectures Part II 6 Videos

Introduction to Co-functional Identity

Understanding cos(270-x) using Relative Acute Angles

Simplifying Sum of Trig Ratios with Relative Acute Angles ex1

Quadrant I Co-Functional Identity summary

Co Functional Identity summary 2

Simplifying Sum of Trig Ratios ex2