Answer:
53+54+55+56
Step-by-step explanation:
I don't remember equation but I know this is the because I can roughly estimate the numbers by dividing by four and going from there
The answer is 54 pi in^3. All you have to do is multiply 3x3, then multiply that by 6 and you get the answer 54.
>3c
because it never goes BELOW which is why you put the sign