please answer clearly with explaination
what is the measurement of a radius if the perimeter of a sane circle is 12.3 centimeter.
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please answer clearly with explaination
what is the measurement of a radius if the perimeter of a sane circle is 12.3 centimeter.
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Answer:
r≈1.96cm
Step-by-step explanation:
C=2πr
Solving forr
r=C
2π=12.3
2·π≈1.95761cm