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if the radius of circle r is 7 and the radius of circle s is 9, what is the ratio of the circumference of circle r to circle s

Respuesta :

Smellymonkey500

Answer:

43.96 : 56.52

Step-by-step explanation:

Circumference  = 2 * pi * Radius

Circumference = Diameter * pi

Circle R's Circumference = 43.96 (7 * 2 * 3.14)

Circle S's Circumference = 56.52 (9 * 2 * 3.14)

The ratio of the circumference of circle r to s = 43.96:56.52

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