SOLUTION: Find the perimeter of a rectangle whose area is 128 meters squared and whose length is twice it's width.
Algebra.Com
Question 876122: Find the perimeter of a rectangle whose area is 128 meters squared and whose length is twice it's width.
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
wL=128 and L=2w.
Substitute for L in the area equation and solve first for w.
.
.
Perimeter will be 2w+2L.
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