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      Question

      A semicircular sheet of metal of diameter 28cm is bent

      into an open conical cup. the capacity of the cup is. Use Ο€ = 22/7 (in cm 3 )
      A 512 Correct Answer Incorrect Answer
      B 622.36 Correct Answer Incorrect Answer
      C 468.3 Correct Answer Incorrect Answer
      D 674.6 Correct Answer Incorrect Answer

      Solution

      Diameter = 28 R = 28/2= 14 m Capacity of cup = Ο€r3 /8 √ 3 =22/7 Γ—14Γ—14Γ—14)/ 8 Γ—1.7 = 622.36cm3

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