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3d Pythagoras and Trigonometry

3d Pythagoras and Trigonometry

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Question 14

The diagram shows a wooden doorstop in the shape of a triangular prism.

CD=12 cmCD = 12 \text{ cm}CD=12 cm

AD=20 cmAD = 20 \text{ cm}AD=20 cm

Angle FDC=40∘FDC = 40^\circFDC=40∘

Diagram of a triangular prism.

Calculate the size of the angle the line AF AF\,AF makes with the plane ABCDABCDABCD.

Give your answer correct to 3 significant figures.

[4]
Markscheme

3d Pythagoras and Trigonometry Questions

  1. GCSE
  2. /Maths
  3. /3d Pythagoras and Trigonometry

22 exam-style questions on AQA GCSE Maths 3d Pythagoras and Trigonometry. Each one has a worked solution and a mark scheme showing where the marks go.

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