Answer
r = 2
Step-by-step explanation:
Answer: 61.6
Step-by-step explanation:
Use a calculator if you search it up and plug in the number it’ll give you the answers
B. ) Unless you're missing some data.
The surface area of a cylinder is the area of the bases plus the area of the side, or SA = 2*A₁ + A₂
Since the area of a circle is

,
SA = 2*(

) + A₂
Since the area of the side is height * the circumference of the circle or A₂ = h *

, then SA must be;
SA =

SA =

SA =

SA ≈ <span>351.858377202</span>