\"\"

\

The measure of  angle \"\".

\

Find B

\

\"\"                     (Apply Law of sines)

\

\"\"                  (Substitute \"\")

\

\"\"

\

Apply Cross multiplication \"\" then \"\".

\

\"\"     

\

\"\"

\

Divide each side by 14.

\

\"\" 

\

\"\" 

\

Apply inverse function.

\

\"\"     

\

\"\"                      \"\"

\

The sum of the angle measures of a triangle is \"\".

\

\"\"                    

\

\"\"         (Substitute \"\")

\

\"\"

\

Subtract 120 from each side.

\

\"\"

\

\"\"

\

\"\"

\

\"\"                    (Apply Law of sines)

\

\"\"              (Substitute \"\")

\

\"\" 

\

Apply Cross multiplication \"\" then \"\".

\

\"\"

\

\"\" \ \ \"\"

\

The values are \"\",\"\", and \"\".