Question

The perimeter of a rectangular field is 314 m.

If the width of the field is 72 m, what is its length?

Answer 1

85m

Explanation:

Perimeter of a rectangle = 2(l+b)

b=72m, l=?

perimeter =314m

314=2(l+72)

314/2= l+72

157=l+72

l=157-72

l=85m