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astroid
作者：
somasushma
astroid as envelop of diagonal of rectangle of constant length
GeoGebra
最新資源
Circumference of a unit circle
Tracing an Ellipse Using Two Circles
Untitled
General Polar Equation of Conics with Rotation (1)
Random Polar Curve (1)
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Magic Points
Simetri putar persegi panjang
Angles on Parallel Lines
CCSS High School: Geometry (Modeling with Geometry)
f) cos(cx+d)
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