The width of a certain rectangle is 2 inches more than a half of its length. Four times its width is 16 inches less than its perimeter. What are the dimensions of the rectangle?

What is the volume of the sphere shown below with a radius of 3?

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Ef is a median of trapezoid abcd. the length of ab is 12, and the length of cd is 18. the length of bf is 4. what is the length of fc?