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1.5 Trigonometry

1.5 Trigonometry

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Question 22

In triangle ABCABCABC, AC=8AC = 8AC=8 cm and BC=11BC = 11BC=11 cm.

The area of triangle ABC ABC\,ABC is 30 cm2^22, and angle ACB ACB\,ACB is obtuse.

Find the length ABABAB, giving your answer to 3 significant figures.

[5]
Markscheme

1.5 Trigonometry Questions

  1. A Level
  2. /Maths
  3. /1.5 Trigonometry

97 exam-style questions on WJEC A Level Maths 1.5 Trigonometry, covering 1.5.1 Trigonometry, 1.5.2 Trigonometry, 1.5.3 Trigonometry, 1.5.4 Trigonometry, and 1.5.5 Trigonometry. Each one has a worked solution and a mark scheme showing where the marks go.

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