দুটি সম্পূরক কোণের মধ্যে বৃহত্তর কোণটি ছোটটির চেয়ে 50° বেশি। ছোট কোণটি (ডিগ্রিতে) হল:

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RRB NTPC Graduate Level CBT-I Official Paper (Held On: 05 Jun, 2025 Shift 1)
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  1. 56°
  2. 67°
  3. 65°
  4. 75°

Answer (Detailed Solution Below)

Option 3 : 65°
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প্রদত্ত:

দুটি সম্পূরক কোণের মধ্যে বৃহত্তর কোণটি ছোটটির চেয়ে 50° বেশি।

ধরি, ছোট কোণ = x°।

বৃহত্তর কোণ = (x + 50)°।

ব্যবহৃত সূত্র:

ছোট কোণ + বৃহত্তর কোণ = 180°

গণনা:

সম্পূরক কোণগুলির সমষ্টি 180°।

x + (x + 50) = 180

⇒ 2x + 50 = 180

⇒ 2x = 130

⇒ x = 65

সঠিক উত্তর হল বিকল্প (3)।

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