To delete a node on a segment:
1. Click on the "Edit path by nodes"
tool button.

2. Then click on the object to select the nodes.

3. Click on the node you wish to delete in order to select it. Note that the selected node is highlighted.
4. Click on the "Delete selected nodes"
button on the tool bar to delete the selected node.

The remaining nodes adjacent to the one you deleted will now be connected with a Bezier curve.

5. With the "Edit path by nodes" tool selected, drag the segment shaping handles to adjust the shape of the segment between the two remaining adjacent nodes.
More Graphics Design Tips:
• MathML File Structure
• How to Create a Game App
• HTML5 Canvas
• Inkscape Exercise: Draw Photorealistic Sphere
• How to Use Basic Linear Gradients in Inkscape
• Image Scanning - Confused About DPI?
• How to Really Create an Arc in SVG
• How to Create a Simple Video with Windows Movie Maker
• Create GIF Animations With Free GIMP Image Editing Program
• Inkscape: Combine the Paths of Multiple Shapes
