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7.2 作三角形的内切圆
Auteur :
郑凯耀
,
Nenad Đapić
Konstruisati upisanu kružnicu u dati trougao ABC.
GeoGebra
Centar upisane kružnice je u preseku simetrala uglova trougla. Zašto se simetrale uglova seku u jednoj tački? Kako konstruisati poluprečnik upisane kružnice?
Nouvelles ressources
רישום חופשי
The Geometry of the Coefficients of a Quadratic Function
z`]]
Rolling a Square
Random Polar Curve (1)
Découvrir des ressources
Mirrors
Perpendicular from a line through a point
Square with Diagonals
CONE INSCRIBED IN A CYLLINDER
Orthogonal projections of vectors
Découvrir des Thèmes
Figures Planes
Nuage de Points
Angles
Sections Coniques
Triangles Scalènes