Physics
posted by Cooper .
An equilateral triangle 10.0 m on a side has a 1.00kg mass at one corner, a 2.00kg mass at another corner, and a 3.00kg mass at the third corner.
Find the magnitude of the net force acting on the 1.00 kg mass.
Find the direction of the net force acting on the 1.00kg mass.
theta= degrees below horizontal to the left.
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