making a 'spokes on a wheel' design

[Krikor]

Using ofn-path-to-shape.py
1a - With the Paths Tool, trace a straight segment with the desired diameter length.
1b - On the Paths tab, with the right mouse button select:
Shapes - On Segments - Polygons Or Spokes (Fig 01)
   
2 and 3 - In the Paths tab, select the unnamed path new path (PolygonsOrSpokes ...), with the right mouse button select:
Shapes - On Segments - Circles.