Pre-Calculus Practice Problem 118

# Pre-Calculus Practice Problem 118 - a b and c 3 State an...

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Unit 4, Pretest Triangle Trigonometry with Answers Blackline Masters, Advanced Math-Pre-Calculus Page 116 Comprehensive Curriculum, Revised 2008 1. Match each element in row A with an element in row B. A. sine cosine tangent B. adjacent hypotenuse opposite adjacent opposite hypotenuse The sine is hypotenuse opposite , the cosine is hypotenuse adjacent , the tangent is adjacent opposite 2. Express the sine, cosine, and tangent of angle A in terms of sides
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Unformatted text preview: a, b, and c. 3. State an equation that can be used to solve for x . 7 13 x 7 2 + x 2 = 13 2 4. In ± DEF ∠ D =90 o , ∠ E = 64 o , and side e = 9. Find the length of side d. 9sin64 o 09 . 8 ≈ 5. Sketch ± ABC with ∠ C = 90 o . What is the relationship between cos A and sin B ? cos A and sin B are equal. A B C c a sin B = a b cos B = a c tan B = c b b...
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