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1.8 E: Trigonometry

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Question 168

Figure 1 below shows the shape ABCDABCDABCD. The sector ABC ABC\,ABC is a sector of a circle with centre A A\,A and radius 7 cm, and the angle BAC BAC\,BAC is 0.6 radians. The angle BAD BAD\,BAD is a right angle, AB=7AB = 7AB=7 cm and AD=5AD = 5AD=5 cm.

Figure for question 8

a.

Find the length of the arc BCBCBC.

[1]
b.

Calculate the area of the sector ABCABCABC.

[2]
c.

Find the size of the angle CADCADCAD, in radians.

[1]
d.

Find the total area of the shape ABCDABCDABCD, giving your answer to three significant figures.

[3]
Markscheme

1.8 E: Trigonometry Questions

  1. A Level
  2. /Maths
  3. /1.8 E: Trigonometry

317 exam-style questions on AQA A Level Maths 1.8 E: Trigonometry, covering 1.8.1 Trigonometric definitions, rules and radians, 1.8.2 Small angle approximations (A-level only), 1.8.3 Trigonometric functions and exact values, 1.8.4 Reciprocal and inverse trigonometric functions (A-level only), 1.8.5 Trigonometric identities, 1.8.6 Compound and double angle formulae (A-level only), 1.8.7 Solving trigonometric equations, 1.8.8 Proofs with trigonometric identities, and 1.8.9 Trigonometry in context. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank