How to: Size an object to its text.
Solution:
Select the 'Format' menu and select 'Text Anchor...'.
1) Select the object.
2) Select the 'Format' menu and select 'Text Anchor...'. (The Text Anchor dialog box appears.)
3) Select the 'Adjust Object Size To Fit Text' check box.
Adjust Object Size To Fit Text
4) (Optional) Click 'Preview' to view the effect without making it permanent.
5) Click 'OK'.
NOTE: Click 'Cancel' to cancel the changes and return to the presentation.