Zusammenfassung der Ressource
circle therom
- 1. A perpendicular line that meets a chord at
90 seperating the line into 2 equal portions.
- 2.Angles subtended from a
diameter always equal 90
- 3.The angles at the centre are
twice the size of the angles at the
edge.
- 4.Angles in the same segment are equal.
- 5.Tangents to a circle from a point
outside the circle are equal in length
- 6.opposite angles in a
quadallateral are equal to 180.
- 7.
- a. The angle between a tangent
and a radius of a circle is 90