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Converse of Angle at Centre twice Angle at Circumference
Autor:
chu2005
Tema:
Angles
,
Cercle
,
Geometria
Drag D to any other point on the red circle and you can see that angle D is always twice angle B. So D may not be the centre E of the black circle.
GeoGebra
Nous materials
Witch of Agnesi - A Classical Construction
van Aubel's Theorem
Slope Field (1)
Pelecoid
Rotating Points (Optical Illusion)
Descobriu materials
borrowed files
Geobra class activity 5
etkinlik3c
The angle in a semi-circle is a right angle
araignée
Descobriu Temes
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Matrius
Principal
Secant