A person observes that from point A, the angle of elevation to the top of a cliff at D is 30°. Another person at point B, notes that the angle of elevation to the top of the cliff is 45°. If the height of the cliff is 80.0 m, find the distance between A and B. 30° 45° A B
A person observes that from point A, the angle of elevation to the top of a cliff at D is 30°. Another person at point B, notes that the angle of elevation to the top of the cliff is 45°. If the height of the cliff is 80.0 m, find the distance between A and B. 30° 45° A B
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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Question
Transcribed Image Text:A person observes that from point A, the angle of elevation to the top of a cliff at D is 30°. Another person at point B, notes that the angle of
elevation to the top of the cliff is 45°. If the height of the cliff is 80.0 m, find the distance between A and B.
30°
45°
B
A
Expert Solution
Step 1
GIVEN HEIGHT OF CLIFF , DC=80m
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