Question

These cylinders are similar. Find the surface area of the smaller cylinder. Round to the nearest tenth.

Thank you in advance for your help! ​

Answer 1

Surface Area = 6.28 x 5.223 x 3 + 6.28 x 10.446 = 164 cm^2

Explanation:

A=2πrh+2πr2

When we divide 245 by 1.5 we find 164cm^2

Answer 2

85

Explanation: