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GeoGebra
Circle Proportions
Author:
Tom Owsiak
Move point D on the circle, or the slider labeled r, and watch mathematics come to life.
Move point D on the circle, or the slider labeled r, and watch mathematics come to life.
Discover Resources
Exercises Line Bisectors
Tiling
Handspan versus show size
Hendrickson,J_Majeski,S_Part1
ภาพคลี่พีรมิดสามมิติ
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Right-angled triangle
Centres in a Triangle
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Geometry Rotational Symmetry
Pursuit Paths via Complex Numbers
