Mathematics · Mensuration
3 सेमी त्रिज्या वाले सोने के एक ठोस गोले को पिघलाकर तीन छोटे गोले बनाए जाते हैं। यदि इनमें से दो गोलों की त्रिज्याएँ 1.5 सेमी और 2 सेमी हैं, तो तीसरे गोले की त्रिज्या है:
- 11.8 सेमी
- 22.1 सेमी
- 32.3 सेमी
- 42.5 सेमी✓
सही उत्तर देखें
2.5 सेमी
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