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Escherized Double Rotations
Author:
John Golden
Topic:
Rotation
Choose from 3, 4, 5, or 6-fold rotations. One of those doesn't work in general. Been looking at a lot of quilts lately, is all I can say. (Cf.
http://www.stitchedincolor.com/
)
GeoGebra
New Resources
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判斷錐體
從邊長辨認四邊形
Untitled
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Discover Resources
Corresponding Angles Postulate
Auswertung der Beugungsdaten und Untersuchung der Eigenschaften des Beugungsfeldes hinter dem Spalt durch numerische Berechnungen.
TANGENTS FROM EXTERNAL POINT TO A CIRCLE
M&M project
Bitterman_BA
Discover Topics
Means
Plane Figures or Shapes
Vectors 2D (Two-Dimensional)
Symmetry
Reflection