SOLUTION: A person whose eye level is 20 feet above the ground is looking at a building. The angle of elevation to the top of the building is 31º and the angle of depression to the bottom of

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Question 1089371: A person whose eye level is 20 feet above the ground is looking at a building. The angle of elevation to the top of the building is 31º and the angle of depression to the bottom of the building is 24. What is the height (in feet) of the building? Round your answer to the nearest foot.

Found 2 solutions by josgarithmetic, kelly22:
Answer by josgarithmetic(39623) About Me  (Show Source):
You can put this solution on YOUR website!
Two right triangles sharing a common side


height of building, 20%2B20%2Atan%2831%29%2Ftan%2824%29

Answer by kelly22(2) About Me  (Show Source):
You can put this solution on YOUR website!
26.99+20=46.99 which is almost 47