Question: 1. Let A = (x1, y1), B = (x2, y2), and C = (x3, 93) be distinct points on the plane. Show that the area

1. Let A = (x1, y1), B = (x2, y2), and C = (x3, 93) be distinct points on the plane. Show that the area of the triangle ABC is given by 1 y1 1 area ABC = let 2 1 X3 y3 1

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