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A child pulls on a wagon handle at an angle 37° above the horizontal with a force of 45 N. If the wagon accelerates at 8.1 m/s2 horizontally, what is the mass of the wagon? Assume frictional forces are negligible.

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  1. first figure the horizontal force.

    forceh=45*cos37

    that has to equal mass*a

    solve for mass.

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    bobpursley
  2. 4.6

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