How to: Resize a picture in Paint.
Solution:
Select the area and drag a handle to resize the area.
NOTE: This solution assumes that Paint is opened.
1) Click the selection tool in the tool box.
Selection tool
2) Click and drag the mouse pointer over the item to be resized.
3) Position the mouse pointer over a handle. (A double-headed arrow appears.)
4) Drag the handle to resize the selection.
NOTE: The 'Free-form' selection tool, positioned to the left of the selection tool, can be used to select irregular shaped areas.