2 Two girls pull a boy in a cart. Girl 1 exerts a force of 150 N and Girl 2 pulls with a force of 200 N. The angle between their ropes is 50°. Use the tail-to-head method to determine their resultant graphically. 50°​

An important dimensionless parameter concerned with very high-speed flow is the mach number, defined as v/c, where v is the speed of the object such as an airplane or projectile, and c is the speed of sound in the fluid surrounding the object. for a projectile traveling at 1170 mph through air at 50 ˚f and standard atmospheric pressure, what is the value of the mach number?