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7.1 作三角形的外接圆
Forfatter
郑凯耀
,
Nenad Đapić
Konstruisati opisanu kružnicu oko datog trougla ABC.
GeoGebra
Centar opisane kružnice je u preseku simetrala stranica trougla. Zašto se simetrale stranica seku u jednoj tački?
Nye Materialer
Rolling a Square
The Geometry of the Coefficients of a Quadratic Function
Graph of Slopes of Tangent Lines
Trammel of Archimedes Art
bewijs stelling van Pythagoras
Opdag Ressourcer
Investigation: Is There a Polygon Sum Formula?
PacMaze3
Theorem 2
א+ב+ג
การบวกจำนวนเต็มบวกกับจำนวนเต็มลบ
Udforsk emner
Trigonometri
Ligedannede trekanter
Koordinates
Vektorer 3D (tredimensionelle)
Trekanter