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Perpendicular Time
Author:
Neil
How many times a day are the minute and hour hand perpendicular?
GeoGebra
New Resources
Linear Cross Section Exercise
Angles and Intersecting Lines: Quick Investigation
Pelecoid
van Aubel's Theorem
Spinning cube - Belt Trick
Discover Resources
activity b
Investigating Faraday's Law
circular pattern 12g
Copia di successione settore circolare
minkowski2
Discover Topics
Matrices
Logarithmic Functions
Curve Sketching
Symmetry
Kite