If the given circle below has center O and circumference 18π, then the perimeter of sector RSTO isIf the given circle below has center O and circumference 18π, then the perimeter of sector RSTO is

If the given circle below has center O and circumference 18π, then the perimeter of sector RSTO isIf the given circle below has center O and circumference 18π, then the perimeter of sector RSTO is

A 3 π+9

B 3 π+18

C 6π+9

D 6π+18

Solution

Correct Answer: Option B