Answer:
Surface area is 72
The surface area unit is square centimeters, or 
Hope this helps!
Answer:
D
Step-by-step explanation:
Graph D has a positive slope. The line goes <em>up 2 units and right 3 units.</em>
The GCF would be 9.
You would first find the prime 36=2*2*3*3
Then do the same with 63. 63=3*3*7
So to find the GCF you would multiply the prime factors that are the same with 36 and 63. So you would multiply 3*3 which would give you 9.
GCF=9
A Historian because they are describing what they see years later
it should be 2× + y= -4
hope this helps :)
