Question

(b)Find the perimeter of the rectangle whose area is 11,250sq.mm and
length is 150mm​

Answer 1

Answer:

First let us calculate the breadth,

To calculate the breadth,

Area=l*b

11,250=150*b

11250/150=b

75mm=b

So,

Perimeter=2(l+b)

                =2(150+75)

               =450mm

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