Answer:207.24 and 483.56
Explanation:
The formula for the surface area of a cylinder is:
A=2πrh+2πr2
Meaning that we only have to plug the values in.
2π(3)(8)+2π(3)²
=48π+18π
=66π
=66(3.14)
=207.24
Second Cylinder:
2π(7)(4)+2π(7)²
=56π+98π
=154π
=154(3.14)
=483.56