12. Calculate the total cost of cementing the floor

Miss. Aishwarya has a circular swimming pool. In which the floor radius of 10.4$m$ has to be cement at the rate of $₹$12 per $m^2$. Then find  the total cost of cementing the floor? [Use $\mathrm{\pi }$$=$ $22/7$]

 

The total cost of cementing the floor is $₹$3957.774079.173827.974227.67