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Angle Properties of Parallel Lines
Author:
AeolusOphion
Topic:
Angles
Move the points and the cross to explore the properties of parallel angles!
GeoGebra
Which colours do you think are equal? Explore this by moving the cross and the points. Now show the values of the angles. Were you right?
New Resources
Circles - Relative Positions
apec
Toroidal Spiral
Level Curves
Graphical solution of ax² + bx + c = k
Discover Resources
Producer surplus
Mystic Rose and Handshakes
tile with translations
First Brocard Point
Angles on one side of a line - parts of a straight angle
Discover Topics
General Quadrilateral
Linear Programming or Linear Optimization
Pythagoras or Pythagorean Theorem
Fractions
Straight Lines