the area of a rectangle is 42 square inches and one side is 12 inches long . find the perimeter of the rectangle

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07-02-2016
Mathematics

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the area of a rectangle is 42 square inches and one side is 12 inches long . find the perimeter of the rectangle

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this isnt really a question but i just wanted to thank everyone on this site for helping me :) (giving away 100 points)

RASEA23 RASEA23 · Answer 1 · 2016-02-07T01:29:04+01:00

RASEA23 RASEA23

07-02-2016

The area is one side times the other side
Make the other side x.
12x=42
x=42/12=3.5
The perimeter is 2x+2y where x and y are sides of the rectangle.
P= 2(3.5)+2(12)=7+24=31 inches
Hope this helps.

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