BabelNet

bn:03367215n

Noun Named Entity

No term available

In geometry, Bretschneider's formula is the following expression for the area of a general quadrilateral: K = − a b c d ⋅ cos 2 ⁡ {\displaystyle K={\sqrt {-abcd\cdot \cos ^{2}\left}}} = − 1 2 a b c d [ 1 + cos ⁡ ]. Wikipedia

Relations

Sources

IS A

stelling

STATEMENT DESCRIBES

vierhoek