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Hafaliad cyffredinol y ffwythiant tangiad
Author:
Ifor John Jones
GeoGebra
New Resources
Poorly Drawn Parallelograms 3
Parallelograms: Quick Investigation
探究由平行線和截線所成的角
Droste effect
Variation Theory Parallelogram Proofs
Discover Resources
Angle Theorems
Calculus: Limits: Continuity
angles in a semi circle
Easy maths
QuadraMaxMin
Discover Topics
Cube
Line Segment
Root
Straight Lines
Distributions