Can someone please answer these struggling in math

Answer:
6. a=22, b= 11
7. a =4, b=
[tex]2 \sqrt{2} [/tex]
Step-by-step explanation:
6.
[tex] \tan(30) = \frac{b}{11 \sqrt{3} } \\ or \: \: ( \frac{1}{ \sqrt{3} } ) = \frac{b}{11 \sqrt{3} } \\ or \: \: \: b = 11 \\ and \: \sin(30) = \frac{11}{a} \\ or \: \ \: \frac{1}{2} = \frac{11}{a} \\ \: \: \: \: a = 22[/tex]
Hope u understand....