Question

i need this explained
A brick is dropped from a height of 80.0 m.
a. How long does it take a brick to reach the ground?

Answer 1

Is this from a Physics class?

Answer 2

If it is use\[x= v_0t+1/2at^2\]

Answer 3

Since it is dropped \[v_0=0\] and \[a=-9.8 m/s^2\]

Answer 4

ok @TheDream

Answer 5

What answer did you come up with