Sandra wants to rent a car to take a trip and has a budget of $90. There is a fixed rental fee of $30 and a daily fee of $10. Write an inequality that would be used to solve for the maximum number of days for which Sandra can rent the car on her budget

What is the volume of a cone with a height of 6 cm in the radius of 2 cm

Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?