October 7, 2015

Homework Help: Geometry

Posted by Anonymous on Friday, March 11, 2011 at 2:49pm.

We have a 17 by 20-foot garden. We want to pour cement for a sidewalk 3 feet wide around the garden. To make the forms for the cement, we will need to buy some 2 by 4 inch lumber. How many feet of 2 by 4 inch lumber will we need just for the perimeter of the walk? (Consider both inside and outside perimeter.)

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