Answer:
1. sin A
2. sin B
3. sin C
4. a
5. b
6. c
Step-by-step explanation:
According to the Law of sine

1.


The of first formula is sin A.
2.


The of first formula is sin B.
3.


The of first formula is sin C.
4.


5.


6.


Therefore value of given formulas are sin A, sin B, sin C, a, b, c respectively.