Question
Download Solution PDFगोलार्धाची त्रिज्या 42 सेमी आहे. त्याच्या वक्र पृष्ठफळाचा अर्धा भाग शोधा
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिलेल्याप्रमाणे:
गोलार्धात 42 सेमी त्रिज्या असते.
वापरलेली संकल्पना:
वक्र पृष्ठफळ = 2πr2
एकूण पृष्ठफळ = 3πr2
गणना:
प्रश्नानुसार,
आता गोलार्धाचा वक्र पृष्ठफळ = 2π(42)2
वक्र पृष्ठफळाचा अर्धा भाग = π(42)2
⇒ वक्र पृष्ठफळ = (22/7)(1764)
⇒ वक्र पृष्ठफळ = 22 × 252 = 5544 चौरस सेमी
उत्तर 5544 चौरस सेमी आहे
Last updated on Jul 8, 2025
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