Maths 2.5 / 5 based on 4 ratings ? MathematicsCircle TheoremsGCSEEdexcel Created by: Kelly98Created on: 03-12-13 16:29 Circle Theorems Perpendicular Bisector- from any chord passes through the centre 1 of 6 Theory Two Tangents are perpendicular to the radius, drawn through a point 2 of 6 Theory Three Any chord extends a constant angle of circumference 3 of 6 Theory Four Angles in a semi-circle add to a right angle 4 of 6 Theory Five Angle from the chord to centre is twice than the angle from circumference. 5 of 6 Theory Six Opposite angls 6 of 6
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