To determine the time it takes for the penny to reach the ground, we use the relation of height and time given above. We do as follows:
<span>
0 =−4.9t^2+(0)t+150
t = sqrt( 150/4.9)
t = 5.53 s
Hope this answers the question. Have a nice day.</span>
Answer:
Step-by-step explanation:
Answer:3
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
Tell me if i am wrong
It's just asking for the gradient basically
150/3 = 50
Or technically -50 because it's decreasing