Posted by Pam on Tuesday, March 18, 2014 at 9:34pm.
A 15foot 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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