A sled is tied to a tree on a frictionless snow covered hill,as

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A sled is tied to a tree on a frictionless snow covered hill,as shown.If the sled weighs 77N ,1)Find the magnitude of the tension force T exerted by the rope on the sled .2)Find the magnitude of the normal force applied by the hill on the sled.MY WORK IS AS FOLLOWS T-Wx=0. T-mgsin30=0. T-77sin30=0. T=38.5 . 2)N=mgcos30. N=77cos30=66.68

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