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1.6 C: Coordinate geometry in the (x, y) plane

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Question 3
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A circle is defined by the parametric equations x=−2+7cos⁡θx = -2 + 7 \cos \thetax=−2+7cosθ, y=4+7sin⁡θy = 4 + 7 \sin \thetay=4+7sinθ

Find the centre and the radius of the circle.

[3]
Markscheme

1.6 C: Coordinate geometry in the (x, y) plane Questions

  1. A Level
  2. /Maths
  3. /1.6 C: Coordinate geometry in the (x, y) plane

143 exam-style questions on AQA A Level Maths 1.6 C: Coordinate geometry in the (x, y) plane, covering 1.6.1 Equation of a straight line, 1.6.2 Coordinate geometry of the circle, 1.6.3 Parametric equations of curves (A-level only), and 1.6.4 Parametric equations in modelling (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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