°Given:
[tex]105\degree[/tex]Required:
To find the reference angle of 105°.
Explanation:
Since the angle 105° is in the second quadrant, subtract 105° from 180°.
[tex]\begin{gathered} =180\degree-105\degree \\ \\ =75\degree \end{gathered}[/tex]Final Answer:
The reference angle is 75°.