Bretschneider’s Formula There is a Heron-type formula that can be used to find the area of a general quadrilateral.
Where
Show that if a triangle is considered a quadrilateral with one side equal to
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Precalculus
- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:CengageGlencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill