Answer:
54 is the perimiter.
Step-by-step explanation:
A hexagon has 6 sides so you would add up 6 9's (or do 9*6) to get the answer.
Answer: The answer would be 54 units. The term regular means all angles/sides are equal and a hexagon has 6 sides. So, 6 * 9 units = 54 units.