একটি রম্বসের সন্নিহিত কোণগুলির অনুপাত 3 : 6। রম্বসের সবচেয়ে ছোট কোণটি হল:

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RRB NTPC CBT-I Official Paper (Held On: 28 Dec 2020 Shift 1)
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  1. 120°
  2. 40°
  3. 80°
  4. 60°

Answer (Detailed Solution Below)

Option 4 : 60°
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প্রদত্ত:

একটি রম্বসের সন্নিহিত কোণগুলির অনুপাত 3 : 6

ধর্ম:

একটি রম্বসের সন্নিহিত কোণগুলি পরস্পর পরিপূরক।

একটি রম্বসের বিপরীত কোণগুলি সমান।

গণনা:

ধরি, সন্নিহিত কোণগুলি 3x এবং 6x

3x + 6x = 180°

⇒ 9x = 180°

⇒ 3x = 60°

∴ রম্বসের সবচেয়ে ছোট কোণ = 60°

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