When simplified all of them equal 3/1. They are asking you to just chose 4 of them. Hope that helps!
Answer: -13/17
Step-by-step explanation:
1. is line FG
2. is line IH
3. is angle J
4. is angle H
5. is 12 cm.
6. is 4 cm.
7. is 135
8. is 150
9. sorry can't help you on this one.
10. is 150+90+90=330
No, because a trapezoid has four sides.