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GeoGebra
Euclid Book 1 Proposition 4
Author:
Simon Gregg
Topic:
Geometry
On an isosceles triangle the two angles at the base are equal
You can move the blue points
Related Topics
Angles
Congruence
Conic Sections
Constructions
Coordinates
Discover Resources
Constructions 170,172,179
M8 10.0 Performance Task
Ellipses
Triangles with same base and parallel lines for height
String Art 12 Points
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Pie Chart or Circle Chart
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Conditional Probability
