Question

a cylindrical contains is to be made of tin sheet the height of the container is 1m it's diameter is 70cm if the container is open at the top the sheet costs 300 per find. the cost of the tin sheet for making the container​

Answer 1

Answer:

A semicircular sheet of metal of diameter 28 cm is bent into an open conical cup. The capacity of the cup (Take π=227) is. 10).