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13 Nov 2019
5. The vertices of a triangle are given by the points P(3,1,1), Q(4,6,-1), and R(2,3,3) Find the three interior angles of the triangle. (Hint: assign vectors to each side of the triangle and use the dot product)
5. The vertices of a triangle are given by the points P(3,1,1), Q(4,6,-1), and R(2,3,3) Find the three interior angles of the triangle. (Hint: assign vectors to each side of the triangle and use the dot product)
Jamar FerryLv2
6 Jan 2019