Explain how you can find the sum when you are adding a positive and a negative decimal or fraction. Include how to know whether the sum is positive or negative.

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?

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.

For the following equations, find the ratio of a to b. be sure to show all of your work. a. 3a = 6b b. 15a = 5b