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SOHCAHTOA (Trigonometry)

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Question 8
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A triangle ABC ABC\,ABC is shown. The altitude BD BD\,BD meets the base AC AC\,AC at a right angle at DDD.

  • The height BD BD\,BD is 12 cm.
  • The total length of the base AC AC\,AC is 30 cm.
  • The angle ∠BAD \angle BAD\,∠BAD is 42∘42^\circ42∘.

Triangle ABC with base AC, altitude BD perpendicular to AC at D, BD labelled 12 cm, AC labelled 30 cm, and angle BAD labelled 42 degrees.

Work out the size of angle BCDBCDBCD. Give your answer to 1 decimal place.

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SOHCAHTOA (Trigonometry) Questions

  1. GCSE
  2. /Maths
  3. /SOHCAHTOA (Trigonometry)

41 exam-style questions on OCR GCSE Maths SOHCAHTOA (Trigonometry). Each one has a worked solution and a mark scheme showing where the marks go.

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