kyllein321 kyllein321
  • 18-03-2017
  • Mathematics
contestada

The surface area of a cone is 25.6π in2 and the slant height is 2.4 in. What is the radius of the cone
A.54π cm2 
B.72π cm2
C.45π cm2
D.108π cm2

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Alexadrine4 Alexadrine4
  • 18-03-2017
I think the answer is c I hope I am correct
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