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OpenStudy (anonymous):
What is the circumference of a circle with a radius equaling 7 centimeters in length? Use 3.14 for π. 21.98 cm 10.99 cm 43.96 cm 31.4 cm
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OpenStudy (laughoutloud):
43.96
jhonyy9 (jhonyy9):
do you know formula for circumference of a circle ?
OpenStudy (laughoutloud):
2*3.14=6.28 6.28*7=43.96 formula is 2πr
OpenStudy (anonymous):
OK THX!
OpenStudy (laughoutloud):
np
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OpenStudy (laughoutloud):
do you have anymore?
jhonyy9 (jhonyy9):
@olipop2002 so than you learn formula you can easy calcule it alone
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