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Mathematics 7 Online
OpenStudy (anonymous):

a wire is first bent into the shape of a rectangle with width 5in and length 7in. then the wire is unbent and reshaped into a square. what is the length of a side of the square?

OpenStudy (nikato):

first, you would find the perimeter of you rectaangle

OpenStudy (anonymous):

5x7= 35

OpenStudy (anonymous):

perimiter is 24

OpenStudy (nikato):

24 is right! 35 would be you area, which you dont need

OpenStudy (anonymous):

ok. now what

OpenStudy (nikato):

|dw:1383106593864:dw| your rectangleg with a perimeter of 24

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