Answer:
Im pretty sure its A. 83%
Step-by-step explanation:
Answer:
6
Step-by-step explanation:
Answer:
C. 468mm²
Step-by-step explanation:
The formula for the surface area of rectangular prism is:

Let's break down our variables.
L = 12mm
W = 6mm
H = 7mm + 2mm = 9mm
Now we substitute our values in the formula:
Make a guess and check table to figure out if you do not know it off the top of your head.
The answer is 7 and 7