vlackellyr42 vlackellyr42

05-11-2021
Mathematics

contestada

A stunt car drives off a 150m cliff at a speed of 45mph
. How long does it take the stunt car to reach the ground?

Respuesta :

Аноним Аноним

05-11-2021

Answer:

5.53 seconds.

Step-by-step explanation:

The equation of motion is

d = 4.9t^2 so

150 = .9 t^2

t^2 = 150 / 4.9

t^2 = 30.612

t = 5.53 seconds.

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