A 22 mm ×155 mm ×10mm book weighs 1.25 kg . It consists 500 sheets of paper ,each paper being equally thick find the volume of the book and area of each sheet​

An owl dives toward the ground with a constant velocity of 4.40 m/s at 53.0° below the horizontal. the sun is directly overhead and casts a shadow of the owl directly below it. what is the speed (in m/s) of its shadow on level ground?