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      Question

      A semicircular sheet of metal of diameter 20cm is bent

      into an open conical cup. the capacity of the cup is. Use π = 22/7 (in cm 3 )
      A 35.42 Correct Answer Incorrect Answer
      B 47.54 Correct Answer Incorrect Answer
      C 73.52 Correct Answer Incorrect Answer
      D 24.66 Correct Answer Incorrect Answer

      Solution

      Diameter = 20 R = 20/2= 10 m Capacity of cup = πr3 /8 √ 3 =22/7 ×10×10×10)/ 8 ×1.7 = 7000/56×1.7 cm3 =73.52cm3

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