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tester [92]
3 years ago
9

The radius of a circle is 9. Using π, which equation expresses the ratio of the circumference of the circle to the circle's diam

eter? A) C /9 = π B) C /18 = π C) C = 9π/r D) C = r /18π
Mathematics
2 answers:
Dafna1 [17]3 years ago
7 0
The formula of the circumference is C=
dsp733 years ago
4 0

Answer:

B) C÷18=π

Step-by-step explanation:

The formula of the π(pi) is :

pi(π)=Circumference(C) ÷diameter(d), where the diameter of the circle=2*radius =2*9=18

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