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OpenStudy (anonymous):
The circumference of a circle is 62 pi cm. Find the diameter, the radius, and the length of an arc of 190°. A) 62 cm; 31 cm; 32.7 pi cm B) 124 cm; 31 cm; 185 pi cm C) 31 cm; 62 cm; 16.4 pi cm D) 62 cm; 124 cm; 16.4 pi cm Thanks!
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OpenStudy (anonymous):
circumference is 2pi r = 62 pi that means 2r = 62cm that means diameter is 62 cm
OpenStudy (anonymous):
Thanks!
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