Question

the perimeter of a rectangle is 432 m if length is 150 m find it breadth

Answer 1

Perimeter of rectangle=2(l+b)

432=2(150+b)

432=300+2b

132=2b

b=66m

Breadth=66m

Answer 2

area =2(l+b)
432=2(150+b)
432/2=150+b
216=150+b
Therefore,b=216-150=66m

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