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Perpendicular Time
Author:
Neil
How many times a day are the minute and hour hand perpendicular?
GeoGebra
New Resources
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Tracing the cone
Geometric pattern
Vídeo de apresentação
Creating a navigation bar to show steps for geometric constructions
Discover Resources
Parallel Lines, Transversals, and Angles
GM1-04-P3 Circumcentre of a Triangle
Triangle points of concurrency
Discover Topics
Combinatorics
Trigonometry
Kite
Perimeter
Stochastic Process or Random Process