math
posted by Kev H .
can someone show me how to set up this equation? the following figure which consist of seven equal squares has an area of 63 square units. find its perimeter. I have been racken my brain trying to set this equation up.

math 
Ms. Sue
63/7 = 9
The rectangle measures 7 by 9 units.
P = 2L + 2W
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