Topic

Circle theorems

Geometry and measures

Choose a Subtopic

• Circle theorem proof: Alternate segment theoremGeometry and measures · H · Grade 8
• Circle theorem proof: Angle at the centre and angle at the circumferenceGeometry and measures · H · Grade 8
• Circle theorem proof: Angle in a semicircleGeometry and measures · H · Grade 8
• Circle theorem proof: Angles in the same segmentGeometry and measures · H · Grade 8
• Circle theorem proof: Opposite angles in a cyclic quadrilateralGeometry and measures · H · Grade 8
• Circle theorem proof: Perpendicular from the centre to a chordGeometry and measures · H · Grade 8
• Circle theorem proof: Radius perpendicular to a tangentGeometry and measures · H · Grade 8
• Circle theorem proof: Tangents from the same external pointGeometry and measures · H · Grade 8
• Solving problems using circle theoremsGeometry and measures · H · Grade 6