Answer:
the answer is R
Step-by-step explanation:
I just took a quiz and got it correct
13 and i cant see number 8
Answer:
70
Step-by-step explanation:
30+40=70 and anything times 1 is the same #
-7a^2 because 3a-3a=0, the second set of terms can be simplified as -7a^2
Answer:
C
Step-by-step explanation:
In a regular pentagon the side lengths are the same
so 4
C