I got 132 for the area of this shape
Answer: 
Step-by-step explanation:
Given
Radius of cylinder 
The height of the cylinder is 
The surface area of a cylinder is 
If only the outer is considered then, the area required is

1 because 1 is my favorite number and it’s good for guessing
Answer:
B
the middle one
Step-by-step explanation:
A negative exponent just means that the base is on the wrong side of the fraction line, so you need to flip the base to the other side.
For example

or

***************************************

The answer is "D"