Answer:
12
Step-by-step explanation:
if each bar is cut into 3 pieces, then we multiply 4 by 3 to get 12.
R = ((3V)/((pi)(h^2))+h)/3
Answer:
|x + 12|
Step-by-step explanation:
The question I took form you I assume looks like this...
|x - (-12)|
Therefore, if we simplify this, the answer is |x + 12|
This is the answer because you would multiply -1 by -12
It will cost $90 and you will need 100 boards