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1.5.5 Trigonometry

Card 1 of 25

Which calculator mode is required when angles are measured in radians?

A

Use radian mode.

B

x≈116.6∘x\approx116.6^\circx≈116.6∘ or x≈296.6∘x\approx296.6^\circx≈296.6∘.

C

The exact value of cos⁡30∘\cos 30^\circcos30∘ is 32\boxed{\frac{\sqrt3}{2}}23​​​.

D

360∘360^\circ360∘ is excluded.

Card 1 of 25

1.5.5 Trigonometry Flashcards

  1. A Level
  2. /Maths
  3. /1.5.5 Trigonometry

25 flashcards on WJEC A Level Maths 1.5.5 Trigonometry: the key formulae, methods and definitions you need to recall for AS Unit 1, AS Unit 2, A2 Unit 3 and A2 Unit 4.

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