# A cylinder of base radius r and height h is dipped vertically to half the height in a bucket full of purple paint . find the area of the surface which get painted ?

2
Log in to add a comment

Log in to add a comment

height = h

is dipped half in paint bucket

then the area of half cylinder = c.s.a./2+area of circle

= (2*22/7*r*h/2)+(22/7*r^2)

=22/7*r(r+h)