Question
Download Solution PDF11 cm त्रिज्या वाले एक अर्धगोले का सम्पूर्ण पृष्ठीय क्षेत्रफल ज्ञात कीजिए।
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
गोलार्ध की त्रिज्या (r) = 11 cm
प्रयुक्त सूत्र:
एक गोलार्ध का कुल पृष्ठीय क्षेत्रफल = 3πr2
गणना:
त्रिज्या (r) = 11 cm
कुल पृष्ठीय क्षेत्रफल = 3πr2
⇒ कुल पृष्ठीय क्षेत्रफल = 3π × (11)2
⇒ कुल पृष्ठीय क्षेत्रफल = 3π × 121
⇒ कुल पृष्ठीय क्षेत्रफल = 363π cm2
गोलार्ध का कुल पृष्ठीय क्षेत्रफल 363π cm2 है।
Last updated on Jun 17, 2025
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