A.the sum of 30 and 42
B.The difference of 180 and (30+42)
C.Measure of angle 1 equal the measure of angle 2
D.The sum of angle 1 and 42 and 30
![Athe sum of 30 and 42 BThe difference of 180 and 3042 CMeasure of angle 1 equal the measure of angle 2 DThe sum of angle 1 and 42 and 30 class=](https://us-static.z-dn.net/files/dfa/a06fa0c030a16ab0758d6e928c88f6e1.png)