The sum of the lengths of any two sides of a triangle must be greater than the third.
After that, any relationship is specific to the triangle: its angles or other characteristics.
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They both have 2 sides equal.
Scalene Triangle- a triangle with no congruent sides Isosceles Triangle- a triangle with two congruent sides Equilateral Triangle- a triangle with three congruent sides
Three triangles are: scalene, which has three sides of different lengths, isosceles, which has two sides with the same length, and equilateral, which has three sides that are all the same length. In the picture, the scalene triangle is triangle RST, the isosceles triangle is triangle XYZ, and the equilateral triangle is triangle ABC. If two sides or more sides of a triangle have a little line on them, then they are the same length. Click on the related link, "Three Triangles", to see them.
A triangle can have only three sides. No triangle can have 9 sides!
Scalene Triangle: a triangle with no two sides equalIsosceles Triangle: a triangle with two sides equalEquilateral Triangle: a triangle with all sides equalRight Triangle: A triangle with two 'legs' vertex creates a 90o angle.