जर सुसम बहुभुजाचा प्रत्येक आंतरकोन 144° असेल, तर त्याच्या बाजूंची संख्या काढा:

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RRB Group D 13 Sept 2022 Shift 1 Official Paper
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  1. 14
  2. 8
  3. 12
  4. 10

Answer (Detailed Solution Below)

Option 4 : 10
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दिलेल्याप्रमाणे

प्रत्येक आंतरकोन = 144°

वापरलेले सूत्र 

प्रत्येक आंतरकोन = 180(n - 2)/n   (n = बाजूंची संख्या)

गणना

प्रत्येक आंतरकोन = 144°

⇒ 180(n - 2) = 144n

⇒ n = 10

∴ बहुभुजाची बाजूंची संख्या 10 आहे.

प्रत्येक आंतरकोन = 144°

प्रत्येक बाह्यकोन = 180 - 144 = 36°

बाजूंची संख्या = 360/36 = 10

∴ बहुभुजाची बाजूंची संख्या 10 आहे.

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