Question
Download Solution PDFएक वृत्त के त्रिज्यखंड का क्षेत्रफल 110 सेमी2 है और त्रिज्यखंड का केंद्रीय कोण 56° है, वृत्त की त्रिज्या क्या है? (π = 22/7 लीजिए)
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
एक वृत्त के त्रिज्यखंड का क्षेत्रफल 110 सेमी2 है और त्रिज्यखंड का केंद्रीय कोण 56° है
प्रयुक्त सूत्र:
त्रिज्यखंड का क्षेत्रफल = θ/360° πr2
गणना:
सूत्र के अनुसार,
⇒ 110 सेमी2 = 56°/360° πr2
⇒ r2 = 225
⇒ r = 15 सेमी
∴ सही विकल्प 4 है।
Last updated on Jul 22, 2025
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