Answer: B
Step-by-step explanation: Okay so you add 6m and 1m to get 7m for that entire side. Then you have 3m on each side that is slanted. You finally add 5m.
7m + 3m + 3m + 5m = 18m^2
Answer:The number of angles & sides is always the same.
Step-by-step explanation:
n+6=6nStep-by-step explanation: