Cutting polygons
65113
Cut a polygon by a line
48439
How to make all polygons into triangles
17755
Deleting small gaps (slivers) between polygons?
128708
Creating "average" polygon?
32855
Converting point sets to polygon boundaries?
98661
Split lines by polygons in QGIS
129591
Creating a large amount of convex polygons using existing coordinates
60357
Splitting polygon with line using ArcPy?
2237
How to cut a rounded hole in a sphere?
124873
Slice the top of a cone
54317
Lines cutting regions
86595
Draw Vertices of Regular Polygon
15845
How would you cut a shape out of an object using another object?
115965
Making circular polygon in QGIS?
63808
How to cut the non-overlapping part of 2 shapes in Illustrator CS6
149069
Cut big mesh (plane) in quadratic parts
96719
Optimal way to cut grass on the rectangular area.