Use the formula for the area of a circle (A=πr2) to find the area of the bullseye and the next ring together? (A p e x) A. 314 mm2
B. 22,686.5 mm2
C. 31,400 mm2
D. 452.39 mm2

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =