Asked by Will

julia needs to purchase a ladder that just reaches the top of a 16 foot building. if the bottom of the ladder will be placed 12 feet from the base of the building how long should julia's ladder be?
Answered by drwls
20 feet. Consider the Pythagorean theorem and right triangles with 3:4:5 side length ratios
Answered by Anonymous
you do a2(squared) plus b2(squared) equals c2(squared)
a squared plus b squared equals c squared.
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