Lesson 8: Using Trigonometry to Find Missing Sides

Carefully read through “Example 1, 2 and 3 on pages 79 - 80 in your textbook.These examples will take you through the detailed steps of writing a tangent trigonometric statement and then solving for a missing side.
Now read three examples of the sine and cosine ratios and their use in finding missing sides. Read Examples 1, 2, and 3 on pages 98 - 100.

Watch and Listen

Go to the following site and watch the video there showing how to solve for a missing side.

Try This 1 and 2

Complete the following in your course folder ( binder).

TT1: Foundations and Pre-Calculus Mathematics 10 (Pearson), Question #3 and 4 on Page 82.
TT2: Foundations and Pre-Calculus Mathematics 10 (Pearson), Question 4 on Page 111.
Possible TT1-2 (Try This 1and 2) Solutions

Now go back and find the height of the Leaning Tower of Pisa.

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