SOLUTION: A building casts a shadow that is double the height of the building. If the distance from the end of the shadow to the top of the building is 500 meters, how tall is the building?

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Question 1102870: A building casts a shadow that is double the height of the building. If the distance from the end of the shadow to the top of the building is 500 meters, how tall is the building?
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
y, how tall the building
2y, length of shadow
500, hypotenuse of right triangle.

y%5E2%2B%282y%29%5E2=500%5E2
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5y%5E2=500%5E2
y%5E2=%281%2F5%295%2A5%2A100%5E2
y%5E2=5%2A100%5E2
highlight%28y=100%2Asqrt%285%29%29