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垂直線的斜率
Forfatter
Anthony OR 柯志明
拖拉紅色 C 點,令兩線垂直。 兩垂直線的斜率有甚麼關係?
GeoGebra
柯志明 香港 GeoGebra 學院
Nye Materialer
Dilation + Rotation of Pentagons
GeoGebra Notes
Vector Projections
အခြေခံ data အခေါ်အဝေါ်များ
Translation in 3D (via x, y, z)
Opdag Ressourcer
do now
מימון הטיול
การลบจำนวนเต็ม
Multiplying Fractions (Area model)
Udforsk emner
Geometriske flytninger
Symmetri
Legemer eller 3D-figurer
Spejling
Algebra