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Exploring Angle Addition Postulate
Author:
Anna Kruizenga
Topic:
Addition
GeoGebra
New Resources
A Happy Polar Leaf
Here comes the sun!
Multiplying 4-Digit by 4-Digit Numbers Using an Area Model
Multiplying 4-Digit by 3-Digit Numbers Using an Area Model
apec
Discover Resources
Πυθαγόρειο Θεώρημα 01
ArcCurseur
Triangle Similarity
Things from 1-3
An excircle of a triangle is externally tangent to a side of the triangle and tangent to the extensions of the other two sides. Each triangle has three excircles.
Combined transformations #2
Discover Topics
Standard Deviation
Scalene Triangles
Binomial Distribution
Equilateral Triangles
Triangles