What is the exact volume of the cylinder? 18π in³ 36π in³ 54π in³ 63π in³ cylinder with radius labeled 3 inches and height labeled 6 inches

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.