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Pearson A level maths, pure year 1 textbook (6.5).

In this video I cover:

1. Definition of a circumcircle and circumcenter
2. Finding the centre of a circle given three points on the circumference of a circle
3. Finding the equation of a circle given three points on the circumference of a circle
4. Finding the equation of the perpendicular bisector of a chord
5. Equation of a straight line
6. Finding the point of intersection between two straight lines
7. Proving the diameter of a circle using Pythagoras theorem

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