# A projectile is shot at an angle of #pi/8 # and a velocity of # 65 m/s#. How far away will the projectile land?

##### 2 Answers

#### Explanation:

The range

The distance is

#### Explanation:

Another way of finding the range.

The equation of the trajectory of the projectile is

The acceleration due to gravity is

The initial velocity is

The angle is

Therefore,

The range is when

graph{0.4142x-0.00136x^2 [-91, 390.2, -103.2, 137.5]}