Question

Radius of circular plot is 21 how much will it cost to fence the plot with one round of wire at the rate of 60 rupees per metre

Answer 1

Step-by-step explanation:

radius = 21

perimeter=2πr

=2×22/7×21

=132m

cost of fencing the plot per metre = 60 rupees

then, cost of fencing the whole plot = 60rupees×132

=7920 rupees