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Theorem 4
Author:
Stephen Ferguson
The opposite angles in a cyclic quarilateral sum to 180 degrees
GeoGebra
New Resources
Reflection = 180° Rotation about a Line
Exploring GeoGebra for the First Time
အခြေခံ data အခေါ်အဝေါ်များ
Locus Related to Descartes' Folium
Reflection across a line
Discover Resources
ForumPolygon
Area of shapes
Exploring Integers - Thermometer Model
Chebyshev_walker2
Test of Worksheet
Coresidual of four points on a cubic
Discover Topics
Pie Chart or Circle Chart
Median Value
Tangent Line or Tangent
Similarity Transformation or Similarity
Expected Value