Asked by Marco

A fire and rescue squads places a 15 ft ladder against a burning building. If he ladder is 9ft from the building how far up will the ladder reach?
I got 17.5 ft
Is that right?
Answered by Reiny
nope ...

h^2 + 9^2 = 15^2
h^2 + 81 = 225
h^2 = 144
h = √144 = 12
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