UPSKILL MATH PLUS

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The radius of the circle \(=\) 6.4 \(cm\)
 
The central angle of the sector, \(\theta\) \(=\) 40\(^\circ\)
 
\(\pi\) \(=\) \(3.14\)
 
The length of the arc of the sector \(=\)
Answer variants:
\(4.47\) \(cm\)
\(3.77\) \(cm\)
\(7.17\) \(cm\)