Mathematics · Mensuration
7 सेमी त्रिज्या वाले एक गोले का पृष्ठीय क्षेत्रफल है (π = 227 लीजिए):
- 1इनमें से कोई नहीं
- 2661 सेमी2
- 3616 सेमी2✓
- 4166 सेमी2
सही उत्तर देखें
616 सेमी2
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