Answered

a rectangular field has an area of 1764 m^2. the width of the field is 13m more than the length. what is the perimeter of the field?

A121m
B144m
C168m
D170m

Verified Answer :

Okay ..hmmmm


x^2 + 13x = 1764
so x = -49 and 36, we take 36 as its the positive value. And the other side is 49. Now use 2(l+b) to find perimeter. You get (36+49)*2 = 170

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