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Help!!!!! If the circumference of a circular sign is 72π inches, then what is the radius? Hint: use formula C = 2πr

Help!!!!! If the circumference of a circular sign is 72π inches, then what is the radius? Hint: use formula C = 2πr
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3 votes
Help!!!!!

If the circumference of a circular sign is 72π inches, then what is the radius? Hint: use formula C = 2πr

User Grezzo
by
8.6k points

1 Answer

2 votes
C=72π

so....
72π=2πr
72π / 2π = 2πr / 2π
36=r

radius is 36 inches
User Stefita
by
7.7k points
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