एक वृत्त में, जीवा PQ और TS को इस प्रकार बढ़ाया जाता है कि वे R पर मिलती हैं। यदि RQ = 14.4 सेमी, PQ = 11.2 सेमी, और SR = 12.8 सेमी है, तो जीवा TS  की लम्बाई कितनी होगी?

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SSC CGL Previous Paper 81 (Held On: 9 March 2020 Shift 2)
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  1. 18 सेमी
  2. 16 सेमी
  3. 14.2 सेमी
  4. 112.4 सेमी

Answer (Detailed Solution Below)

Option 2 : 16 सेमी
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Detailed Solution

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RP = RQ + PQ = 14.4 + 11.2 = 25.6

जैसा कि हम जानते हैं,

RP × RQ = RT × RS

⇒ 25.6 × 14.4 = RT × 12.8

⇒ RT = 28.8 सेमी

अब, TS = RT – RS = 28.8 – 12.8 = 16 सेमी

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