Question

Bridget has a kitchen canister, in the shape of a cylinder, which holds flour. If the canister is 20 centimeters wide and 28 centimeters tall, what is its approximate surface area in terms of pi?

Answer 1

The formula for the surface area of a cylinder is
\[2 π r^2 + 2 π r h \]

Answer 2

r=radius= half the diameter
diameter=20cm

Answer 3

h=height=28cm

Answer 4

h=28 and r=10 so plug it in plug it in

Answer 5

Thanks.

Answer 6

Medal please!