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#28850 Bangla Language & Literature ত্রিকোণমিতি Level 0

কোনটি সঠিক উত্তর?

  1. A sin 1° < sin 179°
  2. B sin 1° < sin 180°
  3. C sin 1° = sin 179°
  4. D sin 1° = sin 181°
Answer: C - sin 1° = sin 179°

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