# find the circumference of a sector of angle 60, of a circle with radius 10cm

Circumference of a circle = 2*pie*r

=   2 * 22/7 * 10

= 62.85

circumference of a sector of angle 60 = circumference of circle / 6

= 62.85 / 6

= 10.476

= 10.48 cm (approx.)

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sorry for the above 2 answers , i did not know how to post the img
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There is a formula to find the length of the arc formed by a sector....
Lengthof  an arc=θ/360 *2πr