A) \[{{20}^{o}}\]
B) \[{{60}^{o}}\]
C) \[\frac{1}{3}\] radian
D) 3 radians
Correct Answer: C
Solution :
Given that radius \[(r)=3m\]and arc \[(d)=1m\] We know that \[\text{Angle}=\frac{\text{arc}}{\text{radius}}=\frac{1}{3}radian.\]
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