The formula for the volume of a cone is v=1/3pir^2. find the radius to the nearest hundredth, of a cone with a hieght of 5 inches and a volume of 20inches^3 .

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.

Let x = a + bi and y = c + di and z = f + gi. which statements are true?