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a rectangular prism is 40 by 38 by 15. below is half a cylinder removed. find the volume with the cylinder still there.

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Which represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex