Question

A projectile is shot at an angle of `pi/3` and a velocity of `7 m/s`. How far away will the projectile land?

Answer 1

`x_m~=1,873m`

Explanation:

`x_m=(v_i^2*sin^2 alpha)/(2*g)`
`alpha=pi/3*180/pi=60 ^o" "sin60=sqrt3/2`
`sin ^2 alpha=3/4`
`x_m=(7^2*3)/(2*4*9,81)`
`x_m~=1,873m`