a hotel guest starts to pull an armchair across a horizontal floor by exerting a force of 91 N (15 DEGREES ABOVE HORIZONTAL). The normal force exerted by the floor on the chair is 221 N. The acceleration is 0.076 meter/second^2(fwd). determine the mass of the chair.(adsbygoogle = window.adsbygoogle || []).push({});

the answer is 25 kg but i dont noe how to do it. What do u do when u hve an FN and an FAPP. pllzzz help

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# Homework Help: Forces question with an angle

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