Answer:
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Step-by-step explanation:
HELP
The anser is b guess and test
Answer:

Step-by-step explanation:
The formula ogf a volume of a pyramid:

B - area of a base
H - height
We have a base length a = 5 in and a height H = 9 in.
In the base we have a square. The formula of an area of a square is:

Substitute:

Calculate the volume:

Answer:
3x+12y+4 -- is the simplified version, variables would be x and y