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GeoGebra
GeoGebra Classroom
GeoGebra
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Joelle's method
Author:
Jan Mays
Select the line tool (3rd from the left). Use the drop down menu to select "Segment". Then choose two vertices to create a diagonal.
GeoGebra
Use your figures to find the sum of the measures of the interior angles for each type of polygon.
New Resources
Spinning cube - Belt Trick
Bottema's Theorem
Pelecoid
cylinder net slider
Cross Product in 2D and 3D
Discover Resources
A Pythagorean Theorem with Semi-Circles - not Squares!
Circle inversion interactive
geo 8 (Final)
Angles & Parallel Lines
javaScript example (one arch bridge)
Discover Topics
Vectors 2D (Two-Dimensional)
Perimeter
Percentages
Parametric Curves
Translation