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1.6.2 Coordinate geometry of the circle

1.6.2 Coordinate geometry of the circle

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Question 5
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The points DDD, E E\,E and F F\,F have coordinates (−3,2)(-3, 2)(−3,2), (4,−1)(4, -1)(4,−1) and (1,−8)(1, -8)(1,−8) respectively.

a.

Show that angle DEF DEF\,DEF is a right angle.

[4]
b.

Given that DDD, E E\,E and F F\,F all lie on the circle CCC, find the coordinates of the centre of CCC.

[3]
c.

Find the equation of the circle CCC.

[3]
Markscheme

1.6.2 Coordinate geometry of the circle Questions

  1. A Level
  2. /Maths
  3. /1.6.2 Coordinate geometry of the circle

60 exam-style questions on AQA A Level Maths 1.6.2 Coordinate geometry of the circle. Each one has a worked solution and a mark scheme showing where the marks go.

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