Answer:
I believe 9
Step-by-step explanation:
18/2=9 i think this is your answer
Answer:
The area and yard is 60.
Step-by-step explanation:
15 x 4 = 60
Let me know if that helps!
Answer:
20 sides.
Step-by-step explanation:
The external angles of a polygon sum to 360 degrees.
So it's 360/18 = 20.