Converting a curved path to a straight path
You can convert curved paths into straight paths, or vice versa by removing or creating the curve handles using the Convert Anchor Point Tool

- Select the Direct Selection Tool
on the Tool Palette.
- Select the path object to be converted into a straight path.
- Select the Convert Anchor Point
on the Tool Palette.
- Click on the anchor point that has curve handles.
- The curved path is converted to a straight path.