A Projectile Is Projected from the Origin with a Velocity

Multiple Choice

A projectile is projected from the origin with a velocity of 30.0 m/s at an angle of 40.0 degrees above the horizontal. What is the position vector when the projectile is at the maximum height?

A) X = 45.2 m, Y = 19.0 m
B) X = 21.1 m, Y = 19.0 m
C) X = 51.1 m, Y = 21.1 m
D) X = 45.2 m, Y = 21.1 m
E) X = 19.0 m, Y = 17.5 m