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GeoGebra
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GeoGebra
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GeoGebra
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What's My Number?
Author:
John Ulbright
Inspired by
this task
from Illustrative Mathematics
GeoGebra
New Resources
"Compressed" Astroid as Envelope
Ellipse, Hyperbola and Circle as Envelopes
Spinning cube - Belt Trick
Slope of a Straight Line: Run and Rise
Isosceles Triangle: Quick Construction
Discover Resources
Angry pigs and birds
Incenter
Basketball Quadratic
Rectangle+
Dividing by a fraction
Discover Topics
Percentages
Ellipse
Scalene Triangles
Median Line
Integral Calculus