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?

Question

Mathematics

Clements

5 February, 06:43

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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Zaniyah Roberts · Answer 1

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