Given that ABCD is a rhombus, what is the value of x? в
с
(3x + 12)"
A
O A. 19.5
B. 78
O C. 15.8
O D. 26
E. 52
ОО
F. Cannot be determined

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 =