tlglugglgutpihuc tlglugglgutpihuc
  • 08-02-2017
  • Mathematics
contestada

what is the exact circumference of the circle ?

a ( 10 pi feet
b ( 20 pi feet
c ( 40 pi feet
d ( 60 pi feet

what is the exact circumference of the circle a 10 pi feetb 20 pi feetc 40 pi feetd 60 pi feet class=

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christinann062
christinann062 christinann062
  • 08-02-2017
c=2πr

Radius is half of the diameter so r=10

c=2π(10)

c=20π, your answer B) 20pi feet
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CuinnD
CuinnD CuinnD
  • 08-02-2017
The answer is 20π ft. or 62.832 rounded to the nearest thousandth place
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