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What is the circumference of a circle with a radius of 2.5 m?

A.
2.5π m

B. 5π m

C.
6.25π m

D.
25 π m

Sagot :

IwAsSoMeGuYidn
C = (2)(pi)(r)
C = 2*(pi)*2.5
Because you can multiply in any order, you can do 2 * 2.5
C = 5*(pi)
The answer is B

Jzakoianidn
The circumference of a circle is always calculated by 2[tex] \pi [/tex]R
So if R=2.5 m this circumference is 2*[tex] \pi [/tex]*2.5 m
Which is 5[tex] \pi [/tex] m (choice B)

Hope this helped!
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