29. एक पात्र अर्धगोलाकार है जिसकी अंतः त्रिज्या 12 सेमी और बाह्य त्रिज्या 12.5 सेमी
पात्र के अंदर, बाहर और कोर को रँगने में कितना खर्च आएगा यदि प्रति वर्ग सेमी रंगने में 5 पैसे खर्च हुए?
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Bolo Jai Shree Ram
Step-by-step explanation:
Jeff and I don't know what I want to keep it safe to say that I have to be with you guys are so you have a good day at work and I don't know what I want to keep it safe to
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