92s
Higher tier only
Provide algebraic proof of the circle theorems
30s: Know the properties of sides and angles of special quadrilaterals and the names of parts of circles
41s: Calculate angles using angle facts (including isosceles triangles) and provide full geometric arguments
75s: Use three circle facts to calculate angles (higher tier only)
80s: Calculate angles using five circle theorems and provide full geometric arguments (higher tier only)
Radius
Tangent
Chord
Isosceles
Segment
Cyclic Quadrilateral
No future learning for this topic
Angles at circum-ference and centre proof
Angles in the same segment proof
Cyclic quadrilateral proof
Alternate segment theorem proof
Radius and tangent proof
Angle in a semi-circle proof
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