circle therom

circle therom

1. 1. A perpendicular line that meets a chord at 90 seperating the line into 2 equal portions.

2. 2.Angles subtended from a diameter always equal 90

3. 3.The angles at the centre are twice the size of the angles at the edge.

4. 4.Angles in the same segment are equal.

5. 5.Tangents to a circle from a point outside the circle are equal in length

6. 6.opposite angles in a quadallateral are equal to 180.

7. 7.

8. a. The angle between a tangent and a radius of a circle is 90