Find the perimeter of a regular octagon if one side has a measure of 8 cm. O A. 56 cm. O B. 16 cm. O C. 64...

1. Find the perimeter of a regular octagon if one side has a measure of 8 cm.
O A. 56 cm.
O B. 16 cm.
O C. 64 cm.
O D. 72 cm.