78. The area of a circular field is
138600 m2. Find the cost of fenc-
ing it at the rate of Rs.4.40 per
metre
Answers
Answered by
2
Answer:
97,108.22
Step-by-step explanation:
fence per meter is 4.40rs
area = 138600m2
perimeter = 138600 ÷ 3.14 ÷ 2
=44,140.1 ÷2
= 22,070.05
so cost needed is = 22,070.05 ×4.40
=97,108.22rs
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