Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN: 9781133382119
Author: Swokowski
Publisher: Cengage
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#7. Adj over opp = 9 over 12 = 3 over 4
In Exercises 3 and 4, evaluate the six trigonometric functions of
the angle e.
3.
4.
12
5. Let 0 be an acute angle of a right triangle. Use the two trigonometric functions
210
to sketch and label the triangle. Then evaluate
3
sin e = 2 and cot 0 =
the other four trigonometric functions of 0.
In Exercise 6, let e be an acute angle of a right triangle. Evaluate the other
five trigonometric functions of e.
6.
sin e =
7.Describe and correct the error in finding tan 0 of the triangle below.
15
adj.
tan 0 =
9.
12
In Exercise 8, find the value of x for the right triangle.
8.
10
30
9. A parasailor is attached to a boat with a rope 80 feet long. The angle of elevation
from the boat to the parasailor is 36°. Estimate the parasailor's height above the
boat. Round your answer to the nearest tenth.
47
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Transcribed Image Text:In Exercises 3 and 4, evaluate the six trigonometric functions of the angle e. 3. 4. 12 5. Let 0 be an acute angle of a right triangle. Use the two trigonometric functions 210 to sketch and label the triangle. Then evaluate 3 sin e = 2 and cot 0 = the other four trigonometric functions of 0. In Exercise 6, let e be an acute angle of a right triangle. Evaluate the other five trigonometric functions of e. 6. sin e = 7.Describe and correct the error in finding tan 0 of the triangle below. 15 adj. tan 0 = 9. 12 In Exercise 8, find the value of x for the right triangle. 8. 10 30 9. A parasailor is attached to a boat with a rope 80 feet long. The angle of elevation from the boat to the parasailor is 36°. Estimate the parasailor's height above the boat. Round your answer to the nearest tenth. 47
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