A 20-foot later leaning against the side of a house makes an 45° angle with the ground. how far up the side of the house does the ladder reach?

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asked Jan 5, 2019 25.9k views

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Lakshman Diwaakar · Answer 1 · 2019-01-09T12:21:37+0000

If you visualize the problem, you're looking at a right triangle with a hypotenuse of 20 and an acute angle with the ground of 45 degrees.

Use sin(45)*20 and you come up with 14.1421 as the height of the ladder

A 20-foot later leaning against the side of a house makes an 45° angle with the ground. how far up the side of the house does the ladder reach?

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