Abaseball player running forward at 3 meters per second throws a ball with a velocity of 20 meters per second at an angle of 20o with the horizontal. what is the resultant speed and direction of the throw?

Aresearch company wants to test the claim that a new multivitamin to improve short term memory. state the objective of the experiment, suggest a population, determine the experimental and control groups, and describe a sample procedure.

Given a(-12,5) and b(12,29) find the point that divides the line segment ab three-eighths of the way from a to b

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?