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1.5 Trigonometry

1.5 Trigonometry

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Question 16

A parallelogram ABCD ABCD\,ABCD has area 55 cm2^22.

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 ABCABCABC, giving your answer to 2 decimal places.

[3]
b.

Find the length of the diagonal ACACAC, giving your answer to 1 decimal place.

[2]
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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