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Edexcel A Level

Circles

Edexcel 8MA0/01 Dec 2024 AS Mock Q. 14 :   Calculator Allowed 8 marks in 9:36 min.
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Edexcel 9MA0/02 Jun 2024 A2 Exam Q. 14 :   Calculator Allowed 8 marks in 9:36 min.
Edexcel 8MA0/01 May 2024 AS Mock Q. 6 :   Calculator Allowed 7 marks in 8:24 min.
Edexcel 9MA0/01 Jan 2024 A2 Mock Q. 11 :   Calculator Allowed 13 marks in 15:36 min.
Edexcel 9MA0/01 Jun 2023 A2 Exam Q. 10 :   Calculator Allowed 9 marks in 10:48 min.
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Edexcel 8MA0/01 Jun 2023 AS Exam Q. 6 :   Calculator Allowed 5 marks in 6:00 min.
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Edexcel 8MA0/01 Apr 2023 AS Mock Q. 2 :   Calculator Allowed 7 marks in 8:24 min.
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Edexcel 8MA0/01 Jun 2022 AS Exam Q. 11 :   Calculator Allowed 8 marks in 9:36 min.
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Edexcel 9MA0/01 Jun 2022 A2 Exam Q. 3 :   Calculator Allowed 5 marks in 6:00 min.
Edexcel 8MA0/01 Jun 2022 AS Mock Q. 6 :   Calculator Allowed 6 marks in 7:12 min.
Edexcel 8MA0/01 Nov 2021 AS Exam Q. 15 :   Calculator Allowed 9 marks in 10:48 min.
Edexcel 9MA0/01 Nov 2021 A2 Exam Q. 7 :   Calculator Allowed 9 marks in 10:48 min.
Edexcel 9MA0/01 Oct 2020 A2 Exam Q. 11 :   Calculator Allowed 8 marks in 9:36 min.
Edexcel 8MA0/01 Oct 2020 AS Exam Q. 11 :   Calculator Allowed 9 marks in 10:48 min.
Edexcel 9MA0/02 Oct 2020 A2 Exam Q. 14 :   Calculator Allowed 7 marks in 8:24 min.
Edexcel 8MA0/01 Jun 2019 AS Exam Q. 10 :   Calculator Allowed 5 marks in 6:00 min.
Edexcel 9MA0/02 Jan 2019 A2 Mock Q. 8 :   Calculator Allowed 7 marks in 8:24 min.
Edexcel 8MA0/01 Jun 2018 AS Exam Q. 14 :   Calculator Allowed 9 marks in 10:48 min.
Edexcel 9MA0/01 Jun 2018 A2 Exam Q. 6 :   Calculator Allowed 10 marks in 12:00 min.
Edexcel 8MA0/01 May 2018 AS Mock Q. 10 :   Calculator Allowed 8 marks in 9:36 min.
Edexcel 9MA0/02 May 2018 A2 Mock Q. 9 :   Calculator Allowed 9 marks in 10:48 min.
Edexcel 8MA0/01 Jun 2017 AS Sample Exam Q. 17 :   Calculator Allowed 10 marks in 12:00 min.
Edexcel 9MA0/01 May 2017 A2 Sample Exam Q. 3 :   Calculator Allowed 4 marks in 4:48 min.
Explore the general form of the equation of a circle
How many possible points of intersection between straight lines and circles ?
Tangent and chord properties
Explore the circumcircle of a triangle
Investigate Equation of Circle
A circle can be expressed with the cartesian equation \(\color{blue}{{\left( {x - a} \right)^2} + {\left( {y - b} \right)^2} = {r^2}}\),
where a, b and r are constants.

The circle is centred at \(\color{blue}{(a, b)}\) and has radius \(\color{blue}{r}\).
Matching Circles
You can select eight green circles on this page. Using the sliders to match the blue dashed circle to the green circle will reveal the equation in each case, but can you say what the equation is before making the match?
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