donielphillip25 donielphillip25
  • 11-11-2020
  • Mathematics
contestada

radius=21 what is the cicumference​

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PhysicsGirl
PhysicsGirl PhysicsGirl
  • 11-11-2020
2pir
42pi
131.9 is the circumference
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saijuchacko saijuchacko
  • 11-11-2020

Answer:

circumference = 2πr

                         [tex]= 2*\frac{22}{7}*21\\\\\\= \frac{44}{7}*21\\\\= \frac{924}{7}\\\\= 132[/tex]

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