Answer:
One
Step-by-step explanation:
9/sin(34) = 6/sinC
sinC = 0.372795269
C = 21.9, 158.1
Since 158.1 + 34 = 192.1 > 180
It will not form a triangle
So,
Only one triangle with angle 21.9° at C
13. 1/3
14. 1/20
15. 9/20
16. 9/200
17. 253/25
18. 39/10
I hope I helped you^_^