The height of a cone is two times its base diameter. What is the volume of the cone in terms of its base radius r? options are on the picture:)

3. solve the given inequality and graph the solution on a number line.

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.