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Find the cost of fencing the square park @ Rs. 20 per metre if the side of the park is 60 m.
Given:
Length of the side of the park $=60\ m$.
Cost of fencing per metre $= Rs. 20$.
To do:
We have to find the cost of fencing the park.
Solution:
Perimeter of a square of side $'s'=4s$.
This implies,
Perimeter of the square park$=4\times60\ m = 240\ m$.
Cost of fencing $240\ m=Rs. 20\times240=Rs. 4800$.
.
The cost of fencing the park is Rs. 4800.
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