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凹面镜及凸面镜成像
Author:
ng jun kai
,
Tom Walsh
Move the tip of the Object arrow or the point labeled focus. Move the arrow to the right side of the mirror to get a convex mirror.
GeoGebra
New Resources
bewijs stelling van Pythagoras
Silhouettes
Exploding cube
The black friday GeoGebra :)
seo tool
Discover Resources
Forum_32456_B_GroupList
triangle
implicitCurv
MartinezD.ggb
Real World Quadratic Functions
ROBOT
電路圖
Discover Topics
Parabola
Stochastic Process or Random Process
General Quadrilateral
Upper and Lower Sum or Riemann Sum
Kite