He changes are 3 times larger each time.
8 changed by 4 to get to 12.
12 changed by 12 to get to 24.
24 changed by 36 to get to 60.
60 changed by 108 to get to 168.
If this is for a rectangle the volume of it would be 39/2 or 19 1/2
The square footage without the door and the window is 246
Step-by-step explanation:
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