Mark is building a custom wooden frame around his flower bed. The length of the frame is 5.45 feet, and the width of the frame is 3.275 feet. What is the area of the flower bed without rounding?
square feet

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