Please help !! Find area and perimeter and give exact answer. This uses the special right triangles.

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did

Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?

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.