Posted by **Pam** on Tuesday, March 18, 2014 at 9:34pm.

A 15-foot ladder is placed against a vertical wall of a building, with the bottom of the ladder standing on level ground 12 feet from the base of the building. How high up the wall does the ladder reach?

- Math -
**Ms. Sue**, Tuesday, March 18, 2014 at 9:38pm
a^2 + b^2 = c^2

12^2 + b^2 = 15^2

144 + b^2 = 225

b^2 = 225 - 144

b = 9

- Math -
**shirley**, Tuesday, November 15, 2016 at 9:08pm
A 19

-foot

ladder is placed against a vertical wall of a building, with the bottom of the ladder standing on level ground 13

feet from the base of the building. How high up the wall does the ladder reach?

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