Vector A with arrow has a magnitude of 35 units and points in the positive y direction. When vector B with arrow is added to A with arrow, the resultant vector A with arrow + B with arrow points in the negative y direction with a magnitude of 16 units. Find the magnitude and direction of B with arrow vhegg

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

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?