Question

If a ping pong ball falls from the top of a building that is 168 feet high, how many seconds will it take for the ball to hit the ground? Remember, the formula for distance is d=16t^2

A. 1
B. 3.2
C. 10.5
D. 16

Answer 1

plug 168 in for d and solve

Answer 2

wat

Answer 3

168 = 16t^2
10.5 = t^2
\[\sqrt(10.5) = t\]
Which rounds to approximately 3.2

Answer 4

yup^^^