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ellipse as envelope of circles and focus-tangent theorem
Author:
somasushma
Topic:
Circle
,
Ellipse
Related Topics
Hyberbola
Parabola
Area
Perimeter
Polygons
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SSS4
hexagon
鐘面的時間（時和分）YLMAY
บวกลบจำนวนเต็ม
PS 1 Foundations of Geometry
Discover Topics
Differential Equation
Matrices
Linear Regression
Constructions
Correlation
