Angle bisector theorem (anglický)
Hľadať " Angle bisector theorem " pomocou NRICH | PLUS | maths.org | Google
Definícia vek 14 úroveň 2
For any triangle ABC, if we draw the angle bisector of the angle at B, and let P be the point where this meets AC, then AP/AB=PC/CB.
This can be proved easily from the sine rule.
This can be proved easily from the sine rule.
Finančná podpora: