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A 25 foot ladder leans against a house. How far is the foot if the ladder from base if the building if the top of the ladder is 20 feet from the ground?

A 25 foot ladder leans against a house. How far is the foot if the ladder from base-example-1

1 Answer

2 votes

Answer:

C.

Explanation:

x^2+20^2=25^2

x^2+400=625

x^2=225

x=15

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