GCSE Maths Notes

Articles
Title
Proof of Quadratic Formula
Proof That a Line Drawn From a Point to the Centre of a Circle Bisects the Angle Between the Two Tangents Drawn From That Point
Proof That a Line Drawn From the Centre of a Circle to a Chord Bisects the Chord
Proof That a Triangle Drawn in a Semicircle is Right Angled
Proof That Angles Subtended From the Same Chord in the Same Segment Are Equal
Proof That Opposite Angles in a Cyclic Quadrilateral Add to 180 Degrees
Proof That Tangents Drawn From a Point to a Circle are Equal in Length
Proof That the Angle Between a Chord and a Tangent at the Point of Contact is Equal to an Angle in the Alternate Segment
Proof That the Angle Subtended by a Chord or Arc at the Center of a Circle is Twice the Angle Subtended at the Circumference
Proof That The Difference of The Square of Two Odd Numbers is Divisible By 4

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