If the curved surface area of a cone is 4070 cm^2 and its diameter is 70 cm, then its slant height is A) 27 cm
If the curved surface area of a cone is 4070 cm2 and its diameter is 70 cm, then its slant height is
A) 27 cm
B) 37 cm
C) 47 cm
D) 57 cm
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