Question

find the cost of fencing a garden 120meters long and 40 mters board at rs. 11.2 per meter .​

Answer 1

Answer:

perimeter = 2 ( l + b )

= 2 ( 120 + 40 )

= 2 ( 160)

= 320 metres

cost of fencing = 320 × 11.2 = 32 × 112 = 3584ruppes

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Answer 2

Answer:

its perimeter = 2(l+b) = 2(160) = 320m

so total cost = 11.2× 320 = Rs.3584

Hope it helps u !!!!!