Suppose you drop the ball from a window 20 ft above the ground. Predict how high the ball will bounce.

How do i do this activity, is appreciated

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a