A semi-circular sheet of metal of diameter 28 cm. is bent into an open conical cup. The depth of the cup is approximately
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Q:
A semi-circular sheet of metal of diameter 28 cm. is bent into an open conical cup. The depth of the cup is approximately
- 115 cm.false
- 214 cm.false
- 311 cm.false
- 412 cm.true
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