Question

Please help and show a method, I have no idea how to do this :/

Answer 1

30.4 meters

Explanation:

Just plug in the given values of
V = 24.4 and

g = 9.8

in the given equation and you can solve for H

`H = (V^2)/(2g)\\\\= ((24.4)^2)/(2* 9.8)\\\\= 30.37551 \dots\\\\= 30.4\\\\`correct to 3 significant figures