savannahrmbryant68 savannahrmbryant68
  • 22-09-2021
  • Mathematics
contestada

what is the circumference of a circle if the radius is 4?

what is the circumference of a circle if the radius is 4 class=

Respuesta :

tadag321 tadag321
  • 22-09-2021

Answer:

25.1cm

Step-by-step explanation:

since circumference =[tex]\pi[/tex]d and d=2r

c=[tex]\pi[/tex](2*4)

c=8[tex]\pi[/tex]

c=25.132741229

c=25.1cm

Answer Link
callmeSyed
callmeSyed callmeSyed
  • 22-09-2021

Answer:

90.8

Step-by-step explanation:

cercumference=πD

r=2×D

C=2πr

c=2×π×4

π=22/7 or 3.14 so,

C=90.8

Answer Link

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