Incircle and excircles of a triangle

Topic:Geometry, Incircle or Inscribed Circle

Triangle ABC and extended sides shown in red Internal angle bisectors shown in green External angle bisectors shown in blue Some construction lines and points are hidden

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גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
GeoGebra around GeoGebra
Snake year !
bewijs stelling van Pythagoras
Monge's Theorem

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I.Prop 1
Die Lemniskate
Incentro
Pythagorean Theorem (continuation)
mthe 751

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Vectors 2D (Two-Dimensional)
Cube
Continuity
Quadrilaterals
Parallelogram