The cylindrical cake cause a diameter of 6 inches and a height of 7 inches how many square inches of a cake is covered by sprinkles

What is 1/2 x (6 x 4)+3 + 2 show your work

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.

What is the the greatest common factor ?