The base diameter and the height of a cone are both equal
to x units
Which expression represents the volume of the cone, in
cubic units?

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

Which of the following describes the symmetry of the graph of y = x3?

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?