Asked by Anonymous
Dr. Black is standing 15 feet away from the street lamp. The lamp is making his shadow 8 feet long. The angle of elevation from the tip of the shadow to the tip of the streetlamp is 50 degrees. How tall is the streetlamp?
Answers
Answered by
helper
If I am understanding this picture,
a right triangle is formed with angle A = 50 degrees and side b = 23 (15 + 8).
You need the length of a, which is the streetlamp.
tan A = opp/adj = a/b = a/23
tan 50 = a/23
1.19 = a/23
Solve for a, for your answer
a right triangle is formed with angle A = 50 degrees and side b = 23 (15 + 8).
You need the length of a, which is the streetlamp.
tan A = opp/adj = a/b = a/23
tan 50 = a/23
1.19 = a/23
Solve for a, for your answer
Answered by
Anonymous
27.37
Answered by
Anonymous
20
Answered by
kelsey
its actually 27
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