1) sin 30° is ______. a) 1 b) √3/2 c) 1/2 d) not defined e) infinity f) 0 2) Choose the correct statement regarding sin 60° a) sine is multiplying with sixty b) sin 60° = 1/2 c) sin 60° = 60 d) sin 60° = 1 e) sin 60° = cos 30° f) 1/sin 60° = sec 60° 3) (cos √30°)² = ? a) Not Defined b) Infinity c) (cos)² 30° d) cos² √30° e) 0 f) (sin √60°)² 4) In a right triangle, ABC, right-angled at B, find cos A. a) AB/AC b) BC/AC c) AC/AB d) AB/BC e) BC/AB f) AC/BC 5) sin θ° = Cosθ°. Find θ°. a) 45° b) 90° c) 15° d) 30° e) Infinity f) None of these 6) tan θ° = ? a) sin θ°/ cosec θ° b) cosec θ°/ sec θ° c) sec θ°/ cosec θ° d) sin θ° • cos θ° e) sin θ° / cos θ° f) None of these

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