A 12-foot ladder is leaning against a wall. The bottom of the ladder is 5 feet away from the bottom of the wall. Approximately how high up the wall does the top of the ladder reach? 2.4 feet 7.0 feet 10.9 feet 13.0 feet

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2017-08-19 09:05:29

your answer is 10.9 for this one.

2017-08-19 09:06:44

The answer is 13 feet. just use the pythagorean theorem 12^2 + 5^2 =x^2 x=13

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