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If you place a 34-foot ladder against the top of a building and the bottom of the ladder is 25 feet from the bottom of the building, how tall is the building? Round to the nearest tenth of a foot.

User ManueGE
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2 Answers

2 votes
The answer is 23.0 ft

Hope this helped!
User Lightweight
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3 votes

Answer:

23.0 ft to nearest 1./0.

Explanation:

By Pythagoras:

34^2 = h^2 + 25^2 where h = the height of the building

h^2 = 34^2 - 25^2 = 531

h = 23.04 ft.