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3d Pythagoras and Trigonometry

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Question 6

The diagram shows a triangular prism made of glass.

CD=15 cmCD = 15 \text{ cm}CD=15 cm

AD=25 cmAD = 25 \text{ cm}AD=25 cm

Angle FDC=42∘FDC = 42^\circFDC=42∘

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]

3d Pythagoras and Trigonometry Questions

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

Practise Edexcel GCSE Maths 3d Pythagoras and Trigonometry with exam-style questions for Foundation and Higher tier. 24 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank