These are the Transum resources related to the statement: "Understand and use the coordinate geometry of the circle including using the equation of a circle in the form (x – a)2 + (y – b)2 = r2 Completing the square to find the centre and radius of a circle; use of the following properties: the angle in a semicircle is a right angle, the perpendicular from the centre to a chord bisects the chord, the radius of a circle at a given point on its circumference is perpendicular to the tangent to the circle at that point".
Here are some specific activities, investigations or visual aids we have picked out. Click anywhere in the grey area to access the resource.
This video on Completing The Square is from Revision Village and is aimed at students taking the IB Maths AA Standard level course
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