Area of a Convex Polygon
The
coordinates (x1, y1), (x2,
y2), (x3, y3), . . . , (xn,
yn) of a convex polygon are arranged in the "determinant" below.
The coordinates must be taken in counterclockwise order around
the polygon, beginning and ending at the same point.
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Example: |
Find the area of this polygon:

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See
also
Area
of a regular polygon, analytic
geometry
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