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1.3 Coordinate geometry in the (x, y) plane

1.3 Coordinate geometry in the (x, y) plane

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Question 28

The points AAA, B B\,B and C C\,C have coordinates (−2,1)(-2, 1)(−2,1), (6,5)(6, 5)(6,5) and (8,1)(8, 1)(8,1) respectively.

a.

Show that AB AB\,AB is perpendicular to BCBCBC.

[3]
b.

Hence find the area of triangle ABCABCABC.

[3]
Markscheme

1.3 Coordinate geometry in the (x, y) plane Questions

  1. A Level
  2. /Maths
  3. /1.3 Coordinate geometry in the (x, y) plane

76 exam-style questions on WJEC A Level Maths 1.3 Coordinate geometry in the (x, y) plane, covering 1.3.1 Coordinate geometry in the (x, y) plane, 1.3.2 Coordinate geometry in the (x, y) plane, 1.3.3 Coordinate geometry in the (x, y) plane, and 1.3.4 Coordinate geometry in the (x, y) plane. Each one has a worked solution and a mark scheme showing where the marks go.

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