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Trigonometric Relations

Trigonometric Relations - θ = find the value of sin θ cos...

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θ 2 x x B C D 10 A 30 o x 60 o Trigonometric Relations Form 2 Section A Multiple Choice Questions 1. A. 0 B. C. D. 2. If sin 30 o × tan θ = sin 60 o , then θ = A. 0 o B. 45 o C. 30 o D. 60 o 3. Find the value of θ in the figure below. 60 o 45 o A. 30 o B. 20 o Find the value of x in the figure below. A. B. C. 20 4. Given that sin θ = , find the value of cos θ . B. C. D. 1
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Given that cos θ = 0.6, find the value of sin θ A. 0.8 B. 0.4 B. 0.6 D. 0.36 5. Given that tan
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Unformatted text preview: θ = , find the value of sin θ + cos θ . B. C. D. Simplify A. sin θ B. tan θ C. cos θ D. 0 Section B Long Questions 1. Find the value of sin 2 45 o × cos 60 o + tan 2 30 o × tan 45 o 2 2. Simplify . 3. Prove the following identities (a) sin 2 θ – sin 4 θ + cos 4 θ ≡ cos 2 θ (b) (cos θ + sin θ ) 2 – 1 ≡ 3...
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Trigonometric Relations - θ = find the value of sin θ cos...

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