Question

the perimeter of a rectangle is 13 cm and its width is 2(3/4). find its length.

Answer 1

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Let the length be x

A.T.Q= 2(l+b)=13cm

= 2(x+6/4)=13

= 2(4x/4+6/4)=13

= 2(8x+6/4)=13

= 16x+12/4=13

= 16x+12=52

=16x=40 =

x= 40/16. = 5/2