A 15 kg ball is thrown into the air. It is going at 4m/s when thrown. How much potential energy will it have at the top?

Describe the relationship between the angles of similar triangles and the sides of similar triangles

From the top of a tree a bird looks down on a field mouse at an angle of depression of 50°. if the field mouse is 40 meters from the base of the tree, find the vertical distance from the ground to the bird's eyes.

What is the measure of ac? enter your answer in the box. (4x - 5.5) (5x+25)