Solve each of the following equations for the indicated variable.
gives the volume of a cone with radius and height . Solve for .
Multiply both sides by
to remove the fraction.
Divide both sides by
When an object is in motion, the energy that it has due to its motion is called kinetic energy. The formula
gives the kinetic energy of an object with mass and velocity . Solve for .
Use the same method as part (a).