A ladder that is 13 feet long is 5 feet from the base of a wall. how far up the wall does the ladder? reach?

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asked Oct 7, 2018 221k views

2 Answers

Jube · Answer 1 · 2018-10-10T01:00:42+0000

This makes a triangle with one side of 13 one of 5 and the other x. In this case the x is 12 because 13,12,5 triangles are a special case, a Pythagorean triple. 5^2+12^2=13^2
25+144=169
169=169

A ladder that is 13 feet long is 5 feet from the base of a wall. how far up the wall does the ladder? reach?

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