Posted by lily on Sunday, June 8, 2014 at 9:49pm.
A cylinder is 12cm tall and has a diameter of 3 cm. What is the surface area?

math  Ms. Sue, Sunday, June 8, 2014 at 10:08pm
A=2πrh+2πr2
A = (2 * 3.14 * 1.5 * 12) + (2 * 3.14 * 1.5 * 1.5)