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Points that lie on graph can be put into its equation. (Satisfy or Balance)
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Mid-Point and Length (Distance Formula) of Line Segment, Co-linearity of Three Points
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Gradient of Parallel and Perpendicular Lines
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Interpret y-y1=m(x-x1) and y = mx + c (gradient, y & x - intercept)
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Completing the Square and solve
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Surds
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Equations of Circle in Standard and General Form
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Angle Properties of Circle
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Discriminant
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Simultaneous Equations (2 & 3)
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Solution of Simultaneous Equations and Points of Intersection on Graph
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Simple Vectors (Optional)
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Geometrical Properties of Diagrams. (Symmetry)
