The following figure shows a rectangular parkwhose length is 30 m and – InterviewSolution

1.

The following figure shows a rectangular parkwhose length is 30 m and width is 20 m.(i) What is the total length of the fencesurrounding it?

Answer»

Total length = perimeter

perimeter = 2l + 2b

= 2*30 + 2*20

= 60+40

= 100 m

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2*(L+B)2×30+202×50100

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