Find the side of an equilateral triangle given only the distance of an arbitrary point to its vertice
93170
Find the side of an equilateral triangle given only the distance of an arbitrary point to its vertices
111815
Determine angle $x$ using only elementary geometry
84462
Finding location of a point on 2D plane, given the distances to three other know points
76901
Find the volume of a cone whose length of its side is $R$
112740
Prove the triangle is equilateral given that a quadrilateral related to its circumcircle is a kite
82056
Quadrilateral problem with midpoints of diagonals
11338
How to find the circumcenter of a triangle and the length of the corresponding radius of the circle in $\mathbb{R}^3$
131919
Vertices of equilateral triangle inscribed in the unit circle
119913
How do I find a point a given distance from another point along a line?
73907
Condition for 3 complex numbers to represent an equilateral triangle
30044
Inequality with triangle sides
125171
Help with this trigonometry problem?
152509
Does there exist a side-rational triangle of area $1$?
116153
The Notorious Triangle Problem
107357
How to find an end point of an arc given another end point, radius, and arc direction?
130470
Find the angle ADE of the given triangle.
40596
Proving a relation between inradius ,circumradius and exradii in a triangle