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Proposition 12, Euclid, Book 1, Proof
Author:
Jeff Barrett
Topic:
Geometry
GeoGebra
New Resources
The Red Chair
Colors for GeoGebra
Pythagorean Day
從邊長辨認四邊形
畫三角形
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Sum of the exterior angles of a convex polygon.
Angle of a tangent
Rotation of a triangle around a side
Regragui
LR7-02-IP2 (Altitude of a triangle)
Discover Topics
Subtraction
Piecewise Functions
Tree Diagrams
Complex Numbers
Confidence Interval