Answer:
could be wrong. but I belive its B
Explanation:
7 X 2 = 14 x pi (3.14) = gives us 43.96. since its 4 tall. you would muiliply 43.96 x 4. it would give you 175.84.
here is the formula because I want you to understand this.
R = radius
D = 2 x radius
Pi = 3.14
C = circumference
C = Pi x (radius x 2)