Question
Download Solution PDFदी गई आकृति का अवलोकन कीजिए। दोनों केन्द्रों के बीच की दूरी AB ज्ञात कीजिए।
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFप्रयुक्त सूत्र:
सीधी उभयनिष्ठ स्पर्श रेखा = √ (दोनों केन्द्रों के बीच की दूरी2 - (r 1 - r 2)2
गणना:
दोनों केन्द्रों के बीच की दूरी = d सेमी
सूत्र के अनुसार,
12 = √ (d2 - ( 8 - 3)2.
⇒ 144 = d2 - 25
⇒ d2 = 169
⇒ d = 13
∴ सही विकल्प 3 है।
Last updated on Jun 13, 2025
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