Answer:
152 
Step-by-step explanation:
We know that the total surface area of a cuboid is the sum of the surface area of all six of its faces.
We also know that each opposing side has the same surface area. Thus the total surface area is equal to:
(
)
Answer:
Mean
Step-by-step explanation:
Means tell the average of something
Answer:
X= 14
Step-by-step explanation:
Answer:
B. 9
Step-by-step explanation:
The bases are the same so you just subtract the exponents. 3^4-2 = 3^2 and 3 squared is 9.