alyssajimenez598 alyssajimenez598
  • 04-06-2021
  • Mathematics
contestada

the radius of a circle is 9 centimeters . What is the circumstance?

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wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 04-06-2021

Answer:

C = 18 pi cm or approximately 56.52 cm

Step-by-step explanation:

The circumference is given by

C = 2* pi*r

C = 2 * pi*9

C = 18 pi

Using 3.14 as an approximation for pi

C = 18*3.14

C =56.52

Answer Link
naiishaak naiishaak
  • 04-06-2021

Answer: 56.52

Step-by-step explanation:

In order to find the circumstance, we will need to use this formula:

2πr

(2)(3.14)(9)

6.28 x 9

= 56.52 cm

Answer Link

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