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If the radius of a circle is multiplied by 2, describe the effect on the circumference.



A. The circumference is multiplied by 4.


B. The circumference is doubled.

Respuesta :

annaboglino

Answer:

B.

Step-by-step explanation:

multiplying by 2 gives C=4*pi*r

make r = 3 for example, and you get C = 6pi

when you plug r into the new formula, C= 12pi, which is double

breebear49

Answer:

B

Step-by-step explanation:

hope this helps! have a wondefull day! :)

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