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A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 600 sq. ft, then how many feet of fencing will be required?

A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 600 sq. ft, then how many feet of fencing will be required? Correct Answer 80

Given, Area of rectangle = 600 ➩ 20 * breadth = 600 ➩ Breadth = 30 feet Length to be fenced = 2 * breadth + length ➩ Length to be fenced = 2 * 30 + 20 = 60 + 20 = 80 feet

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