Find the angle of elevation from B to C.

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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diagram not to scale
16
B.
12
Find the angle of elevation from B to C.
3b
A second truck arrives whose ladder, when fully extended, is 35 metres long. The base of
this ladder is also 4 metres above the ground. For safety reasons, the maximum angle of
elevation that the ladder can make is 70°.
Find the maximum height on the wall that can be reached by the ladder on the second
truck.
Transcribed Image Text:diagram not to scale 16 B. 12 Find the angle of elevation from B to C. 3b A second truck arrives whose ladder, when fully extended, is 35 metres long. The base of this ladder is also 4 metres above the ground. For safety reasons, the maximum angle of elevation that the ladder can make is 70°. Find the maximum height on the wall that can be reached by the ladder on the second truck.
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