Refer to the figure at the right. What is the appropriate equation to use to solve for x? A. x²= 1392 +140²-2(139) (140) cos 63⁰ B. X= cos-1140 +139-63 2(140) (139) 140 140 139 C. sin x sin 63⁰ x 139 X D. sin 140⁰ sin 63⁰ In the figure in item 1, which of the following is the value of x? A. 100⁰ B. 64⁰ C. 60⁰ D. 45° Referring to the figure, which angle can you say for certain is the largest even before solving the triangle? B A. A B. B 22 20 C. C D. Can't tell due to insufficient information 139 24

Refer to the figure at the right. What is the appropriate equation to use to solve for x? A. x²= 1392 +140²-2(139) (140) cos 63⁰ B. X= cos-1140 +139-63 2(140) (139) 140 140 139 C. sin x sin 63⁰ x 139 X D. sin 140⁰ sin 63⁰ In the figure in item 1, which of the following is the value of x? A. 100⁰ B. 64⁰ C. 60⁰ D. 45° Referring to the figure, which angle can you say for certain is the largest even before solving the triangle? B A. A B. B 22 20 C. C D. Can't tell due to insufficient information 139 24

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter7: Analytic Trigonometry

Section7.5: Product-to-sum And Sum-to-product Formulas

Problem 37E

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