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Alternate angles are equal
Author:
John Tranter
Topic:
Angles
,
Geometry
Drag the points to see how the angles change.
GeoGebra
New Resources
Angles and Intersecting Lines: Quick Investigation
Pelecoid
Ellipse, Hyperbola and Circle as Envelopes
Bottema's Theorem
Teorema Japonês para quadriláteros inscritos em uma circunferência
Discover Resources
Notes
Angle Measure
Albert_Perpindicular_Bisector
Herhaling Parabool tekenen
Corresponding angles on parallel lines
Discover Topics
Mode
Parallelogram
Scatter Plot
Rhombus
Square