Answer:
9 times 6
Step-by-step explanation:
One side of the hexagon is 9 units. Because a hexagon has 6 sides, and you are trying to find the perimeter, you would multiply 9 times 6 to get the answer.
10
12144.
(self-explanatory)
I hope this helped, have a nice day.
Answer is 18
18x3=54
54+54=108
18+2=20
20+20=40
108+40=148
Supplementary angles add up to 180°
