AU .14 .l 2:: ,'=. _ (gm 3r g2 2 c: :u-jm! m we; I 611'} E] Question 27 - Chapter 2 Assignment - Conn ..I..- ....-...._-.-.. A student's head is bent over her physics book. The head weighs P = 47.5 N and is supported by the > -> ,'rnuscle force F m exerted by the neck extensor muscles and by the contact force Fc exerted at the _) atlantooccipitaljoint. Given that the magnitude of F m is 60.0 N and is directed 35.0 below the horizontal. _, Find the direction of the contact force FC . If the direction is below the horizontal, enter a negative value. 0'?