Hi,
To find the volume of cylinder this formula is required.

To get radius you need to divide diameter with 2 like this.

Now just put your values into formula.

You will need 653451.27 cubic centimetres of concrete.
Hope this helps.
r3t40
Answer:
VOLUME = L X W X H AND THAT EQUALS TO 250 1/2
Step-by-step explanation:
Answer:
x is 0.
Step-by-step explanation:
Subtract both sides by 3x. Then, you will have 10= x+10. Subtract 10 on both sides to isolate x, then you will have x=0. Therefore, this equation on both sides has a solution of 0. Hope this helps!
Answer:
4(-80) = -320
Step-by-step explanation:
His elevation decreased by 80 each hour. Since he was walking for 4 hours, the equation would be
4(-80) = -320.