A plane takes off at an angle of 20 degrees. Assuming a constant speed and trajectory, by the time it has travelled 25 kilometres horizontally, how high will it be flying?

2 answers

draw a diagram. You will see that the height
h/25 = tan20°
now just solve for h
A plane takes off at an angle of 20 degrees. Assuming a constant speed and trajectory, by the time it has travelled 25 kilometres horizontally, how high will it be flying?