Area of quadrilateral ½ diagonal length sum of the length of the perpendiculars drawn from the remaining two vertices. Area of the quadrilateral is the region enclosed by the four sides of this polygon. The median of.
U n i t s.
ABC Area of. The one outlined below is intuitive and elementary but becomes tedious. Parallelogram Properties and formulas. Since the area of a triangle is absinC where C is the angle between sides a and b you can use this formula twice once for each of your imaginary triangles to get the total area of the quadrilateral.