The area of a rectangle is 21 square centimeters. The lengths of the sides are i

Mathematics
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The area of a rectangle is 21 square centimeters. The lengths of the sides are in whole centimeters.

Select all possible perimeters for the rectangle.s

May 19th, 2015

1*21=21

3*7=21

the possible perimeters for the rectangle are:

2*(3+7)=20 and 2*(1+21)=44

best me plz

May 19th, 2015

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