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Cambridge IGCSE Mathematics

3.7Perpendicular lines

Perpendicular lines in Cambridge IGCSE Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic20 practice questions1 lesson

Learning objectives

What the syllabus expects you to be able to do.

  1. 3.7.1Extended: find the gradient and the equation of a straight line perpendicular to a given line, including the perpendicular bisector of a line segment.

Lessons

  • Perpendicular lines and perpendicular bisectors

    30 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Perpendicular lines: sample question

1 mark

A line has gradient 55. What is the gradient of a line perpendicular to it?

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Turn Perpendicular lines into a strength.

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