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Penrose(6)
Author:
Juan OrCa
GeoGebra
New Resources
Graphical solution of ax² + bx + c = k
Toroidal Spiral
Angles of Intersecting Lines
Triangle Flexer
Quiz: Vertical Angles and Linear Pairs
Discover Resources
Pelan Cone
Activity 3.4
Norah spiral
Two parts of a cube (9)
Matrix and Linear Transformation (HTML5 version)的副本
Discover Topics
Integral Calculus
Right Triangles
Pyramid
Isosceles Triangles
Constructions