Answer:
Option B is correct
the degree of rotation is, 
Step-by-step explanation:
A rotation matrix is a matrix that is used to perform a rotation in Euclidean space.
To find the degree of rotation using a standard rotation matrix i.e,

Given the matrix: 
Now, equate the given matrix with standard matrix we have;
= 
On comparing we get;
and
As,we know:

we get;

and

we get;

Therefore, the degree of rotation is, 
1) 6
2) -27
3) -34
PLS AMRK AS BRAINLIEST
Answer:
240 If its wrong pleas correct me
Answer:
i think its A (sorry if i got this wrong
Step-by-step explanation: