144 m²

36 m²

864 m²

216 m²

Ph

Ph + 2B

$2\pi rh$

$2\pi rh\ +2\pi r^2$

Ph

Ph + 2B

$2\pi rh$

$2\pi rh\ +2\pi r^2$

Cylinder A has a greater surface area than Cylinder B.

Cylinder B has a greater surface area than Cylinder A.

Cylinder A and Cylinder B have the same surface area.

$4\pi r^2$

$\frac{4}{3}\pi r^3$

6658.56 mm²

452.16 mm²

904.32 mm²

108.8 mm²

201.06cm²

804.25cm²

268.08cm²

2144.66cm²

This is so easy!

I could use a little more practice, but I think I understand!

I need more practice and and plan to re-watch the tutorial video.

Surface Area? What are you talking about?