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1.4 Trigonometry

1.4 Trigonometry

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Question 9

A parallelogram ABCD ABCD\,ABCD has area 55 cm2. Given AB AB\,AB has length 5 cm, BC BC\,BC has length 12 cm and angle ABC ABC\,ABC is obtuse.

a.

Find the size of angle ABC ABC\,ABC to 2 decimal places.

[3]
b.

Find the length of the diagonal AC AC\,AC to 1 decimal place.

[2]
Markscheme

1.4 Trigonometry Questions

  1. A Level
  2. /Maths
  3. /1.4 Trigonometry

84 exam-style questions on CCEA A Level Maths 1.4 Trigonometry, covering 1.4.1 Trigonometry, 1.4.2 Trigonometry, 1.4.3 Trigonometry, 1.4.4 Trigonometry, 1.4.5 Trigonometry, 1.4.6 Trigonometry, and 1.4 Trigonometry. Each one has a worked solution and a mark scheme showing where the marks go.

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