24. A man with a height of 163 cm stands in front of a lamp-post and casts a shadow of 168 cm on the ground. Find the angle of elevation of the top of the lamp-post. A. 97 B. 86 C. 53° D. 44
24. A man with a height of 163 cm stands in front of a lamp-post and casts a shadow of 168 cm on the ground. Find the angle of elevation of the top of the lamp-post. A. 97 B. 86 C. 53° D. 44
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter5: Trigonometric Functions: Right Triangle Approach
Section5.5: The Law Of Sines
Problem 35E: The Learning Tower of Pisa The bell tower of the cathedral in Pisa, Italy, leans 5.6 from the...
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24. A man with a height of 163 cm stands in front of a lamp-post and casts a shadow of 168 cm on the ground. Find the angle of elevation of the top of the lamp-post.
A. 97
B. 86
C. 53°
D. 440
25. How far from the building must a ladder begin in order to rise 20 feet with a 53 angle of elevation?
A. 15.07 1.
B. 20.13 ft.
C. 43.72 R
D. 62.31 ft.
26. Evaluate which among the statements below is TRUE?
A. sine 30° is greater than tangent 45
B. cos = is equal to 46.55°.
C. The height of a tree that is 15m tall casts a shadow of 23m will have an angle of elevation equal to 33°.
D. An airplane in the air with an altitude
205 feet is 50 feet away from the base to the building. The angle of depression is 48°.
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