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4. Solve triangle AABC if ZA = 43, with sides a = 81, and b = 62. Round lengths of sides to the nearest tenth and angle measures to the nearest degree. Use the Law of Sines.

4. Solve triangle AABC if ZA = 43, with sides a = 81, and b = 62. Round lengths of sides to the nearest tenth and angle measures to the nearest degree. Use the Law of Sines.

Algebra and Trigonometry (MindTap Course List)
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter7: Analytic Trigonometry
Section7.4: Basic Trigonometric Equations
Problem 2E: The basic equation sinx=2 has_________no/one/infinitely many solutions, whereas the basic equation...
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Solve #4 make sure to Round lengths of sides to the nearest tenth and angle measures to the nearest degree. Use the Law of Sines.
1. Find all real numbers satisfying the following equations. ( Not Accepted: calculator answer/just a decimal with по work or eaplanation). 1 +1) : (e) cos () = (a) sin = 0 (b) tan (2x) = 1 2. Find the exact value of sin 20 and cos 20 if sin 0 = H and angle 0 lies in quadrant II. 3. Find cos x if sin x = 4. Solve triangle AABC if ZA = 43, with sides a = 81, and b = 62. Round lengths of sides to the nearest tenth and angle measures to the nearest degree. Use the Law of Sines. 5. Find exact values (no decimal) the trig functions using Half-Angle or Double-Angle Identities. (a) sin 12 (b) sin (165°) (c) sin (112.5°) 6. Find cos if 0 = COS E 1+ sin æ 7. Verify the identity: 2 sec x. 1+ sin x COS X
Transcribed Image Text:1. Find all real numbers satisfying the following equations. ( Not Accepted: calculator answer/just a decimal with по work or eaplanation). 1 +1) : (e) cos () = (a) sin = 0 (b) tan (2x) = 1 2. Find the exact value of sin 20 and cos 20 if sin 0 = H and angle 0 lies in quadrant II. 3. Find cos x if sin x = 4. Solve triangle AABC if ZA = 43, with sides a = 81, and b = 62. Round lengths of sides to the nearest tenth and angle measures to the nearest degree. Use the Law of Sines. 5. Find exact values (no decimal) the trig functions using Half-Angle or Double-Angle Identities. (a) sin 12 (b) sin (165°) (c) sin (112.5°) 6. Find cos if 0 = COS E 1+ sin æ 7. Verify the identity: 2 sec x. 1+ sin x COS X
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