What Is the Minimum Speed Required for a Swimmer to Jump Over a Ledge?

[britrich]

Projectile Motion Prob Need help asap please

A daring 510-N swimmer dives off a cliff with a running horizontal leap, as shown in the figure. he is 9 m above the ground n the ledge is 1.75 . what is the min. speed required for him to jump ova the ledge.

 

[mezarashi]

Can you show us some of the concepts you've learned from kinematics?