OpenStudy (anonymous):

how do i find the surface area of a right circular cylinder topped with hemisphere?

5 years ago
OpenStudy (anonymous):

find the surface are of the right circular cylinder subtract the surface are of the face that is covered with a hemisphere add the surface area of the hemisphere

5 years ago
OpenStudy (anonymous):

@schoolhelp2000 do you know the formulas for surface area of a cylinder and a hemisphere?

5 years ago
OpenStudy (anonymous):

I know the formula for the cylinder but not the hemisphere.

5 years ago
OpenStudy (anonymous):

do you know the formula for surface area of a sphere?

5 years ago
OpenStudy (anonymous):

yes

5 years ago
OpenStudy (anonymous):

think about it: the surface area for a hemisphere has two surfaces: half of a sphere and the circle where the sphere was cut in half. you see?

5 years ago
OpenStudy (anonymous):

What formula is this that I used? 2 pi r squared + 2 pi r h

5 years ago