Find the volume of the cylinder with a radius of 3 cm and a height of 7 cm

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

Which of the following best describes the figure?