Respuesta :

poipolegalaxy

Answer:

21.98 cm

Step-by-step explanation:

Selena1611

Circumference of a circle

Circumference of a circle is found by using this formula:

[tex]\large\tt \:\:\:\:\:\:\:\:\:\:\:C=2\pi r\:\:\:\:[/tex] or [tex]\:\:\:\:\:\large\tt C =\pi d[/tex]

  • [tex]\tt C=2\pi r[/tex]
  • [tex]\tt C=2\times 3.14\times 3.5cm[/tex]
  • [tex]\tt C =2\times 10.99cm[/tex]
  • [tex]\tt C =21.98cm[/tex]

Therefore, the circumference of a circle is 21.98cm

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