A metal container is in the form of a cylinder surmounted by hemisphere in the same radius.The inner height of the cylinder is 7m and the internal radius of the cylinder is to 3.5m.Calculate the total surface area of the container
Answers
Answered by
35
TSA of the container =CSA of cylinder +CSA of hemisphere + area of base
=2πrh + 2r^2 + πr^2
=2πrh + 3πr^2
=πr(2h+3r)
=πr(2 x 7 + 3 x 3.5)
=πr(14+10.5)
=22/7 x 35/10 x 245/10
=269.5m^2
HOPE MY ANSWER HELPS YOU
PLEASE MARK AS BRAINLIEST IF IT DID HELP YOU
Similar questions