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david A

Author:dpa191

New Resources

Regular Star Polygons
Area of a Circle Illustrated
Classifying Triangles
Fractal Tétraèdre. Dilatation -1/2 centre triangles
Mondrian's Puzzle

Discover Resources

Start, Perpendicular to line from point not on line
Isosceles Triangle Construction
Angle Relationships
Angle Relationships in Circles
Ticking Stick

Discover Topics

Line Segment
Special Points
Normal Distribution
Pyramid
Algebra

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