PLEASE HELP I NEED THIS ASAP solve the following equation for the value n. SHOW YOUR WORK!!!
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What is the range for 31,39,29,34,37,24,36,33,34,28

Don't know how to find x given these segment lengths

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