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Learning objective

Determine the slope of a straight line and compute the slope using the coordinates of two points on the line.

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  • Practise with linked questions.
Cambridge IGCSE MathematicsExtended Coordinate geometrySupplement content

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Quick explanation

Determine the slope of a straight line and compute the slope using the coordinates of two points on the line

  • This point belongs to Gradient of linear graphs, especially Gradient of linear graphs outcomes.
  • You need to be able to determine the slope of a straight line and compute the slope using the coordinates of two points on the line.
  • The key ideas to know are Calculate, Determine, and Show.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

CalculateDetermineShowState

Why it matters

This objective helps connect Gradient of linear graphs outcomes to exam-style questions, flashcards, and revision notes for Gradient of linear graphs.

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Paper 2 structured question: Gradient of linear graphs

Paper 2Core or Extended Mathematics3 marks

Description

Points on a line

The line passes through points A(1, 2) and B(4, 8).

  1. a

    Calculate the slope of the line passing through points A and B.

    Aim for approximately 3 distinct marking points.

    [3]
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