Question
Download Solution PDF28 सेमी त्रिज्या आणि मध्यवर्ती कोन 45° असलेल्या वर्तुळपाकळीचे क्षेत्रफळ काढा -
This question was previously asked in
Bihar STET TGT (Maths) Official Paper-I (Held On: 04 Sept, 2023 Shift 2)
Answer (Detailed Solution Below)
Option 1 : 308 सेमी2
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Bihar STET Paper 1 Mathematics Full Test 1
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Detailed Solution
Download Solution PDFवापरलेली संकल्पना:
वर्तुळपाकळीचे क्षेत्रफळ = θ/ 360° × πr2, येथे r ही वर्तुळाची त्रिज्या आहे
स्पष्टीकरण:
वर्तुळपाकळीचे क्षेत्रफळ = θ/ 360° × πr2 = 45°/360° × 22/7 × 28 × 28 = 308सेमी2, येथे r ही वर्तुळाची त्रिज्या आहे.
म्हणून, योग्य उत्तर 308 सेमी2 हे आहे.
Last updated on Jan 29, 2025
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