Problem 18. Points A and B are 100m apart and are on the same elevation as the foot of the building. The angles of elevation of the top A and B are 21° and 320, respectively, How far is A from the building?
Problem 18. Points A and B are 100m apart and are on the same elevation as the foot of the building. The angles of elevation of the top A and B are 21° and 320, respectively, How far is A from the building?
Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter7: Triangles
Section7.2: The Law Of Cosines
Problem 45PS
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