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Angle of elevation - light house1
Author:
Kevin Polke
GeoGebra
New Resources
Ellipse, Hyperbola and Circle as Envelopes
History of Maths
"Compressed" Astroid as Envelope
Construct a Square
Ellipse as Envelope - Correspondence Method
Discover Resources
Reciprocal Graphs and Asymptotes
Investigating the Incenter
Spiral of Pythagoras
Vertex to standard 1
Area of a circle
Discover Topics
LCM and GCD
Vectors 2D (Two-Dimensional)
Numbers
Surface
Derivative