Comparing lengths of three segments in triangle ABC
127866
Two triangles and their content ratio
120444
Trigonometric Triangle Equality
11338
How to find the circumcenter of a triangle and the length of the corresponding radius of the circle in $\mathbb{R}^3$
64034
How to determine if a point is in a 2D triangle?
157660
proof $a$ ,$b$ and $c$ can be sides of a triangle
19194
Chi-squared test when two vectors have different lengths
53499
Equilateral triangle inscribed in a triangle
111903
An inequality for sides of a triangle
95719
Drawing a triangle from medians
17801
Isosceles triangle has the least perimeter among triangles on the same base with same area?
26222
how can I find the Side length Two squares inside an equilateral Triangle?
97473
Prove that: area of triangle $S_{ABC}=p \cdot R$, where p is half perimeter of triangle $DEF$
19443
Drawing a triangle
104826
Determine Whether Integer Is Between Two Other Integers?
136563
Number of triangles in a regular polygon
148963
The Ellipse Problem - finding an ellipse inside a triangle
101476
If $A$, $B$ and $C$ are the angles of a triangle then find the value of $\Delta$