The y- axis goes up and down.
and......
The x- axis goes from left right.
Surface Area (SA) of a Cylinder formula:
SA = 2*pi*r*h+2*pi*r^2
If you fill in the formula:
SA = 2*3.14*2*9+2*3.14*2^2
Simplify:
SA = 6.28*18+6.28*4
SA = 113.04 + 25.12
SA = 138.16 in
I hope I helped
If its wrong I'm super duper extra sorry!
Answer:
A
Step-by-step explanation:
hope this helped!
A: Deena subtracted 25, instead of adding it.
B: 9x - 25 = 88.
C: no idea