Two 72.0 kg hockey players skating at 5.45 m/s collide and stick together. If the angle between their initial directions was 115 , what is their speed after the collision?

Am I correct?

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- February 27th 2010, 09:18 PMtemaireMomentum collision problem
Two 72.0 kg hockey players skating at 5.45 m/s collide and stick together. If the angle between their initial directions was 115 , what is their speed after the collision?

Am I correct? - March 4th 2010, 09:21 AMAryth
You're using the wrong angle... You need to use cos(57.5) instead... The adjacent sides you're solving for get canceled out.