A body is pojected with a velocity of 30m/s to have a horizontal range of 45m. Find the angle of projection.

A body is pojected with a velocity of 30m/s to have a horizontal range

1.	A body is pojected with a velocity of 30m/s to have a horizontal range of 45m. Find the angle of projection.
Answer» ANSWER :`15^(@)` and `75^(@)`