harinni harinni
  • 02-06-2018
  • Mathematics
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I need the answer and the path work ok

I need the answer and the path work ok class=

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Аноним Аноним
  • 02-06-2018
The circumference of the base of the cone  = (240/360) * 2 * 21 * pi  =  28pi cm

If r is the radius of the cone then  2 pi r = 28 pi

2r = 28 
r = 14 

The answer is  14 cm
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