Answer:
180 degrees
Step-by-step explanation:
She mixed up the commutative and associative properties
Line 3 should be commutative and line 4 should be associative.
Line 3 is commutative because she swapped -3.4 and 8.2
Line 4 is associative because of the parenthesis groupings.
Other than that I don't see any other errors.
Answer:
grehugrheuhgugguhf
Step-by-step explanation:
gueihruheuihehrtiurehuihy5
Answer:
I think c is the answers but I could be wrong