cmeer43 cmeer43

16-06-2017
Mathematics

contestada

Marcie wants to enclose her yard with a fence. Her yard is in the shape of a rectangle attached to a triangle. The formula for the area of the enclosed space is A = lw + 0.5bh. Solve for b.

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williamgilbert williamgilbert

16-06-2017

A = lw + 0.5bh.
subtract lw from both sides
A - lw = 0.5bh
divide both sides by 0.5h
Answer: b = (a - lw)/0.5h

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