## Circle Theorems

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1. The angle at the center is twice the angle at the circumference

2. The angle in a semicircle is a right angle

3. Angles in the same segment are equal

2. The angle in a semicircle is a right angle

3. Angles in the same segment are equal

## Circle Theorems part 2

learn about circle theorems,

1. opposite angles in a cyclic quadrilateral are supplementary

2. the exterior angle formed is equal to the interior opposite angle

3. A radius is perpendicular to the tangent at the point of contact or tangency

4. two tangents drawn from the same external point to a circle are equal

5. the angle between the tangent and the cord is equal to the interior opposite angle

1. opposite angles in a cyclic quadrilateral are supplementary

2. the exterior angle formed is equal to the interior opposite angle

3. A radius is perpendicular to the tangent at the point of contact or tangency

4. two tangents drawn from the same external point to a circle are equal

5. the angle between the tangent and the cord is equal to the interior opposite angle