Classifying triangles by congruent sides includes:
Primary Categories
1. Equilateral (3 congruent sides)
2. Isosceles (2 congruent sides)
3. Scalene (no congruent sides)
Subcategories
1. Isosceles Right Triangle (2 congruent sides, 1 right angle)
The primary categories focus on side congruence. Isosceles Right Triangle is a subset of Isosceles triangles with an additional characteristic (right angle).
#TriangleClassification #Geometry #Mathematics #Equilateral #Isosceles #scalene
