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The cost of plowing a square farm is the same as ploughing another farm that is rectangular in shape. The rate of plowing is the same in both cases. The side of the square farm is 20 m and the length of the rectangular farm is 40 m. Find the breadth of the rectangular farm?

Sub Grade: 9

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Detailed Solution

Plowing cost is some , so area of the both square and rectangle are chase
So area of square = area of rectangle
a2= l*b
(20)2= 40*b
b= 400/40
b=10m
So the breadth at the rectangle is 10m

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