Your letter has to be converted to outlines.

Select and Right click your text box and hit Convert to outlines or Shift+Ctrl/Command+O

Your letter has to be converted to outlines.

Select and Right click your text box and hit Convert to outlines or Shift+Ctrl/Command+O

You may have to use the Direct Selection Tool (A) ^{_{Or holding down Ctrl/Command}}

L: (standard) Selection Tool - R: (highlighted) Direct Selection Tool