How much fence would you need to replace the fence of a 30 foot by 40 foot playground? How much sod would you need to re-sod the lawn?

Question

Nicolas Bryant

Mathematics

29 January, 16:02

How much fence would you need to replace the fence of a 30 foot by 40 foot playground? How much sod would you need to re-sod the lawn?

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Answers (1)

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Damon Williamson · Answer 1

Perimeter=sum of side lengths ...

P=2L+2W

P=2 (L+W), in this case L and W are 30 and 40 so

P=2 (30+40)

P=2 (70)

P=140

So 140 feet of fencing is needed to replace the fence.

The amount of sod needed is equal to the area which is LW

A=30 (40) = 1200 ft^2