Question

a rectangle is of length 20cm and breath 12cm .What will be the length of another rectangle of breadth 8cm with the area equal to the area of first rectangle?

Answer 1

area of the rectangle

Answer 2

area of rectangle=l×b
first case=20cm×12cm
=240cm^2
it is given that the area of first rectangle=the area of second rectangle
area=l×b
240cm^2=l×8cm
240cm^2/8cm=l
30cm=l
the length of the rectangle is 30cm
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