Pengembangan Outer Dan Inner Teorema Cross Pada Segiempat Saling Silang

This thesis discusses the development of the outer and inner Cross’ Theorem on a crossed quadrilateral, by which it is expanded once and twice by constructing a square towards the outer and towards the inner on each side of the crossed quadrilateral theorem. The proof process is done using the sine and cosine rules. The result obtained for the outer and inner are the absolute differences …