3: 8 4: 11 6: 15 7: 17 8: 9 10: 7 11: 13 12: 9
Answer:
15
Step-by-step explanation:
plug it into a calculator and u get 15 its very simple
5 I guess I don't know if it's the right answer
I think the answer is maximum
Remark
You must use the sin law to find this.

Multiply through by 12
12 *
*12

0.5269 = sin(x)
Now you have to use the inverse of the sine function.
Use your calculator for that
2nd F
sin-1
(0.5269)
= 31.79 degrees. <<<<<< Answer.
There sometimes is a second answer. I don't think there is in this case.