Question

the area of a square field is 49,284 metre square. Find the cost of fencing the field at Rupees 15 per metre.

Answer 1

let the side of the square be a units then------
a^2=49284
a= 222m.
now perimeter = 4a=4×222=888m
now total cost of fencing = 15×888
= 13,320 rupees