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one twelfth of the circle is 30 degrees. how many radians is one twelfth of the circle

Sagot :

[tex]30^o=\frac{30}{180}\pi\ rad=\frac{1}{6}\pi\ rad=\frac{\pi}{6}\ rad[/tex]
a circle has a total of 2π radians, so 1/12 of that is 2π/12, or π/6 radians