Bretschneiders Formula Calculator

Free Bretschneiders Formula Calculator - Calculates the area of a quadrilateral using Bretschneiders Formula
This calculator has 6 inputs.

s = a + b + c + d
A = sqrt[(s - a)(s - b)(s - c)(s - d) - abcd · cos²(0.5(α + y))]

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area: Number of square units covering the shape
bretschneiders formula: Alternative formula to determine the area of a quadrilateral
A = sqrt[(s - a)(s - b)(s - c)(s - d) - abcd · cos²(0.5(α + y))]
geometry: study of math dealing with shapes, space, and properties of space
perimeter: The distance around a shape or object
quadrilateral: Polygon with 4 edges/sides and 4 corners/vertices
semi-perimeter: half the perimeter of a polygon
s = P/2
trigonometry: Trigonometry studies relationships between side lengths and angles of triangles. The word trigonometry comes from the Greek word trigonon which means triangle and metron which means measure