emelyontiveros15 emelyontiveros15
  • 26-03-2020
  • Mathematics
contestada

What is the radius of this circle if the circumference is 18 pi cm? A circle. C = 18 pi cm 3 cm 9 cm 18 cm 36 cm

Respuesta :

Hrishii
Hrishii Hrishii
  • 26-03-2020

Answer:

9 cm

Step-by-step explanation:

[tex] \because \: C = 2\pi \: r \\ \\ \therefore \: 18\pi = 2\pi \times r \\ \\ \therefore \: r = \frac{18\pi}{2\pi} \\ \\ \therefore \: r =9 \: cm[/tex]

Hence, radius of circle is 9 cm.

Answer Link
gabieramirez190884
gabieramirez190884 gabieramirez190884
  • 20-05-2022

Answer:

9

Step-by-step explanation:

Answer Link

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