Question

Find the angle of projection for which the horizontal
sange
and the maximum height
equal.
але​

Answer 1

Answer:

horizontal lines are you living

Answer 2

Answer:

H = u^2 sinα ^2 /2g and R = u^2 sin2α /g

for H = R

sin α ^2 /2 = sin 2α

sin α^2 / 2 = 2 sinα cosα  or sin α/cosα = 4

tanα = 4

α =76 degree

Explanation: