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If from a circular sheet of paper of radius 15cm a sector of 144 degree is removed and the remaining is used to make a conical surface, then the angle at the vertex will be

If from a circular sheet of paper of radius 15cm a sector of 144 degree is removed and the remaining is used to make a conical surface, then the angle at the vertex will be

Grade:12

2 Answers

Nishant Vora IIT Patna
askIITians Faculty 2467 Points
5 years ago
223-2010_Capture.PNG
Sayan Basu
11 Points
4 years ago
Circumference

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