Answer:
I wont be able to graph it for you, best way is to use desmos or wolfram alpha. This is very easy but since i cant draw it would be difficult to explain. Sorry.
Step-by-step explanation:
Y=72 for the first option,as for the second one i don't know. Hope i helped on the first equation though :)
The answer to your question is,
B. Commutative Property
-Mabel <3
Is there a picture?
multiply base by height and divide by 2.