Recent content by TruthSeaker15

It feels wrong because I'm not sure if my strategy was legitimate. I tried to check it, but I didn't really know how to.

A ball is thrown at an unknown speed at an angle of 30 degrees. The initial and final height from the ground is 0 meters. What speed should the ball be launched at in order for it to land on the ground 3 meters from the launch point? Here is what I tried...