Which expressions represent the volume of the composite figure (the shaded figure)? check all that apply.
(7)(12)(10) – π(32)(10)
1/3(7)(12)(10) – π(32)(10)
1/3(7)(12)(10) + π(32)(10)
280 – 30π
280 + 30π
840 – 90π

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.

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.