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