9 because the square root of 81 is 9
Answer:
Your answer would be 9
Step-by-step explanation:
hope this helps
pls mak brainliest
Step-by-step explanation:
steps are in the picture above.
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It is the last one, 1,130.4 ft^3. The volume of a cylinder equals pi (in this case 3.14) multiplied by the radius squared multiplied by the height. (3.14x6^2x10)