Answers

2016-03-28T14:45:29+05:30
Radius = r

Height = h

It is given that the cylinder is dipped vertically half to the height in bucket

so the height is = h/2

so area of the painted cylinder 

= 2πrh + πr²
=2×π×r×h/2 +πr²
= πrh + πr²
0
2016-03-28T16:51:41+05:30
Radius = r

Height = h

It is given that the cylinder is dipped vertically half to the height in bucket

so the height is = h/2

so area of the painted cylinder 

= 2πrh + πr²
=2×π×r×h/2 +πr²
= πrh + πr²
0