The angle of a sector of a circle is 108o. If the radius of the circle is 31/2cm, find the perimeter of the sector

A. 6 3/5cm
B. 6 4/5cm
C. 7 1/10cm
D. 10 2/5cm
E. 13 3/5cm,

Correct Answer: Option E

E. 13 3/5cm,