Find the length of rectangle whose: (i) area = 180 cm2 and breadth = 9 cm
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Step-by-step explanation
perimeter of triangle= 2[l+b]
length=?
breadth=9cm
area=180
perimeter of rectangle= 2[l+b]
=2[l+09]
=2*l+2*9
180 =2l+18
180-18=2l
162=2l
l=162/2
l=81
therefore length=81
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