Question

can some one help me with surface area for cylinders help

Answer 1

\[A=2\pi rh+2\pi r ^{2}\]

Answer 2

where
r is the radius
h is the height

Answer 3

here is what it is Find the best approximation of the surface area of this cylinder.

(Points : 3)
1380 cm2

4280 cm2

2140 cm2

1070 cm2

Answer 4

what one do you think it is

Answer 5

where's the cylinder lol

Answer 6

here it is

Answer 7

ok, what's the radius of this cylinder

Answer 8

22cm or 9cm