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djs graphb
Author:
Durrell Jackson
New Resources
A tiled sphere
Strandbeest
Animation using a "spritesheet" (single tiled image)
Secant and Tangent
Color Sinus surface
Discover Resources
Law of Cosines
circle theorems
乘法遊戲
Line test
The Provement of Centripetal Acceleration
Discover Topics
Symmetry
Dilation
Square
Orthocenter
Ratios