Solve the all parts of given problem:
Problem: On a section of level ground on the surface of Mars, rock is launched with an initial a velocity of 20 m/s at an angle of 40° above the horizontal.
Part A: How high does the rock go?
Part B: How long is the rock in flight?
Part C: How far away does the rock land?
You must show your work in an efficient manner so I can understand it in clearly.