A projectile is fired from ground level with an initial speed of 250 m/sec and an angle of elevation of 30 degrees. Use that the acceleration due to gravity is 9.8 m/sec2.

Question

anonymous · Answer

The range of the projectile is ___ meters. 
The maximum height of the projectile is ___ meters. 
The speed with which the projectile hits the ground is (250) m/sec.

i've attempted this a total of 8 times and only got part c.  stupid freaking webwork.

anonymous · Answer

@sourwing , can you help me here again?

anonymous · Answer

NEVERMIND.  NO ONE EVEN SO MUCH AS LOOKED AND NOW THE ASSIGNMENT IS LATE AND I DON'T GET ANY CREDIT.   SO THANKS A BUNCH, PEOPLE.,