Given two vertices and incenter find third vertex
35698
Given vectors $u,v, i$, find vector $w$ such that $i$ is incenter of triangle $[u,v,w]$
120285
Angle between lines joining tetrahedron center to vertices
43398
Find possible number of triangles with integer sides for a given inradius
123426
Find the approximate center of a circle passing through more than three points
4112
How to prove that a simple graph having 11 or more vertices or its complement is not planar?
47342
Figure out if a fourth point resides within an angle created by three other points
117349
counting triangles in a graph or its complement
78511
Splitting disconnected vertices in different objects
57184
Find the point in a triangle minimizing the sum of distances to the vertices
65552
Vertex descendants subgraph
84462
Finding location of a point on 2D plane, given the distances to three other know points
92267
Adjacency matrix and existence of triangle
97630
A graph which is not a single block has at least two leaf blocks
70991
Find the equation of the plane knowing that it passes through 3 points
43397
Linear algebra - find all possible positions of the third corner?
113680
Finding intersection of two graphs
17868
How to calculate the number of possible connected simple graphs with $n$ labelled vertices