Answer :

°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°.