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Home > PC > Chapter 6 > Lesson 6.2.3 > Problem 6-95
6-95.
Suppose
Find the exact value of
. Draw diagrams. Find the 3rd side for each triangle.
Find the exact value of. Draw diagrams. Find the 3rd side for each triangle.
Find the exact value of
. Use the angle sum and difference formula for the sine.
Find the exact value of
. Use the angle sum and difference formula for the cosine.
Use your calculator to approximate your answer to part (d).