Question
A semicircular sheet of metal of diameter 28cm is bent
into an open conical cup. the capacity of the cup is. Use π = 22/7 (in cm 3 )Solution
Diameter = 28 R = 28/2= 14 m Capacity of cup = πr3 /8 √ 3 =22/7 ×14×14×14)/ 8 ×1.7 = 622.36cm3
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A. x ⁷
B. x 1
C.�...
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