Answer:
[tex]m\text{ = 35}\degree[/tex]Explanation:
Mathematically, the sum of angles in a straight line is 180 degrees
Thus, we have it that:
[tex]\begin{gathered} 145\degree\text{ + m = }180\degree \\ m\text{ = 180}\degree-145\degree \\ m\text{ = 35}\degree \end{gathered}[/tex]