Solution: (a) If is the line segment connecting the point to the point , show that (b)
Chapter 16, Problem 21(choose chapter or problem)
(a) If is the line segment connecting the point to the point , show that (b) If the vertices of a polygon, in counterclockwise order, are , , show that the area of the polygon is (c) Find the area of the pentagon with vertices , , , , and .
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