1. From the given figure, find the \(∠QOS\) and the type of angle formed.
 
55.svg
 
\(∠QOS\) = °.
 
The type of angle formed is .
 
2. From the given figure if \(∠COD\ \)is 39° and ∠AOC 51°, then find the value of \(x\) where \(∠DOB\) is 6\(x\) - 8.
 
120.PNG
 
\(x\) = .