A rock is projected from the edge of the top of a building with an initial velocity of 12.2 m/s at an angle of 53° above the horizontal. The rock strikes the ground a horizontal distance of 25 m from the base of the building. Assume that the ground is level and that the side of the building is vertical. How tall is the building?
A) 25.3 m
B) 29.6 m
C) 27.4 m
D) 23.6 m
E) 18.9 m

Question

Quizplus · Accepted Answer

The Answer of A rock is projected from the edge of the top of a building with an initial velocity of 12.2 m/s at an angle of 53° above the horizontal. The rock strikes the ground a horizontal distance of 25 m from the base of the building. Assume that the ground is level and that the side of the building is vertical. How tall is the building?
A) 25.3 m
B) 29.6 m
C) 27.4 m
D) 23.6 m
E) 18.9 m

A Rock Is Projected from the Edge of the Top