SOLUTION: A 20-ft ladder leans against a building so that the angle between the ground and the ladder is 72 degrees. How high does the ladder reach on the building?

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Question 1159382: A 20-ft ladder leans against a building so that the angle between the ground and the ladder is 72 degrees. How high does the ladder reach on the building?
Answer by ikleyn(52776)   (Show Source): You can put this solution on YOUR website!
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"How high" = 20*sin(72°)  feet.


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