8. Excercise Problems V

What length of tarpaulin $3 m$ wide will be required to make conical tent of height $8 m$ and base radius $6 m$? Assume that the extra length of material that will be required for stitching margins and wastage in cutting is approximately $20 cm$ (Use $π = 3.14$).

 

The length of the required tarpaulin sheet $=$ $m$.