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Learning objective

Use Pythagoras’ theorem and trigonometry to perform calculations and solve problems in three-dimensional space, including finding the angle between a line and a plane.

Read the explanation, check the common trap, then practise with flashcards and questions.

Exam focus

  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE MathematicsExtended TrigonometrySupplement content

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Quick explanation

Use Pythagoras’ theorem and trigonometry to perform calculations and solve problems in three-dimensional space, including finding the angle between a line and a plane

  • This point belongs to Pythagoras’ theorem and trigonometry, especially Pythagoras’ theorem and trigonometry outcomes.
  • You need to be able to use Pythagoras’ theorem and trigonometry to perform calculations and solve problems in three-dimensional space, including finding the angle between a line and a plane.
  • 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

CalculateDetermineShowWork out

Why it matters

This objective helps connect Pythagoras’ theorem and trigonometry outcomes to exam-style questions, flashcards, and revision notes for Pythagoras’ theorem and trigonometry.

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Flashcards10 linked cards

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Practice Questions7 linked questions

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