11. The point (-15, 8) is on the circle of radius 17 at an angle 0. Find cos(0) and sin(8).

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 41E
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Please try to ignore the image of the unit circle that faded into the background. 

11. The point (-15,8) is on the circle of radius 17 at an angle 0. Find cos(0) and sin(0).
12. Find the exact coordinates of the point on the circle of radius 10 at an angle 120°.
13. Find the exact coordinates of the point on the circle of radius 7 at an angle
14. The point
√3 1
21 2
T
--
4*
is on the unit circle at an angle 0. If 0 ≤0 < 2π, what is the angle 0?
Transcribed Image Text:11. The point (-15,8) is on the circle of radius 17 at an angle 0. Find cos(0) and sin(0). 12. Find the exact coordinates of the point on the circle of radius 10 at an angle 120°. 13. Find the exact coordinates of the point on the circle of radius 7 at an angle 14. The point √3 1 21 2 T -- 4* is on the unit circle at an angle 0. If 0 ≤0 < 2π, what is the angle 0?
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