Question

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the lenght and breath of a rectangular field is 400m n 225m.
find the lenght of wire required to fence it. also fond the cost of fencing it. Also find cost of fencing at 7₹ per metre​

Answer 1

Wire required = Perimeter of rectangular field

Perimeter = 2(l + b) = 2(400+225) = 850 m

1 m = Rs 7

850 m = Rs(7 × 850) = Rs 5950

Cost of fencing 850m = Rs 5950

Answer 2

hope it helps you

process is in the picture

Steps

1. statements

2. find the peremetre of the field. = 2(l+b)

= 2(400+225)

= 2×625

=1250

# 1250 wire is needed to fence the field

cost of fencing = 7₹×1250= ₹8750

# cost of fencing is ₹8750