Recent content by Superstar

I'm sorry, but I have no idea what that means. I just started Physics for the first time a few days ago, and am having a very hard time

Homework Statement An athlete executing a long jump leaves the ground at a 29.5∘ angle and travels 7.69m . A- What was the take off speed? B- If this speed were increased by just 4.0%, how much longer would the jump be? Homework Equations - Unfortunately I'm totally stuck and I'm not sure...