partition of quadrilateral part5Ā@Ā@
There is Quadrilateral ABCD.
There is Quadrilateral PQRS in Quadrilateral ABCD.
What the geometric quality is there in Quadrilateral PQRS ?
Ā@You can also move points (A,B,C,D,P) on CABRI
Download CABRIáU data (d77) from here.