Question

Find the cost of fencing a square park of side 250m at rate of ₹20 per meter​

Answer 1

area of square =side * side

250 * 250

=62500 metre square

20/ m

so

1 m = 20 rupees

62500 m = 20* 62500=1250000 rupees is the answer

Answer 2

side=250m

perimeter of square=4×side

=4×250

=1000m

cost of fencing of 1m=₹20

cost of fencing of 1000m=₹20×1000

=₹20000

hope this answer will help you.