I believe that it would be 13, unless you were trying to make the 9 negative. Hope that helps.
Answer:
I believe it's the second option!
Step-by-step explanation:
Please correct me if I'm wrong!
X = 5
AE and congruent to EC
The surface area of a cylinder is the sum of the area of the two ends and the lateral area.
.. surface area = 2*(end area) +(lateral area)
.. = 2*(π*r^2) +(2π*r*h)
.. = 2π*r*(r +h)
.. = 2*3.14*(8 in)*(8 in +8 in)
.. = 3.14*256 in^2
.. ≈ 803.8 in^2
The 3rd selection is appropriate.
Answer:
I think its C im not really sure
