$\"\"$

If $\"\"$ is a central angle in a circle of radius $\"\"$ , then the length of the intercepted arc is given by $\"\"$ .

Central angle is $\"\"$ .

Radius of the circle is $\"\"$ mm.

Convert $\"\"$ to radian measure.

$\"\"$

Substitute $\"\"$ and $\"\"$ in $\"\"$ .

$\"\"$

Length of the intercepted arc is $\"\"$ mm.

$\"\"$

Length of the intercepted arc is $\"\"$ mm.