[Solved] S² Cas 40 °

a 0.5kg book is resting on a table it’s cames has a surface agree of 0.06m² you push down on the book with your hand with a force of magnitude 50N with your incleand at on angle of 40° with respect tote normal to the book is surface or the area of your hand in cortacd with the book a head is 0.0012m² (a) find the pressure exerted by your hand on the book. (b) what is the pressure on the table by the book when your hand is pressing on the book (use g=10m/s² cas 40° = 0.66. sin 40° = 0.74)