# A projectile is shot from the ground at a velocity of #86 m/s# at an angle of #pi/3#. How long will it take for the projectile to land?

##### 1 Answer

Oct 21, 2016

#### Answer:

Time = 14.5 s

#### Explanation:

We use the vertical direction to determine the time in the air.

In this case

So we have

So

or