How many types of triangles are there?

Answer 1

There are three primary types of triangle - the equilateral, where all three sides are equal in length - the isoceles, where only two sides are equal in length - and the scalene, where no sides are equal in length.

The right triangle, where one angle is 90 degrees, is a special case of isoceles or scalene.

Answer 2

Types of triangles are :

1. scalene
2. obtuse
3. right angle
4. isosceles
5. equilateral

Answer 3

3 Iscoseles, Scalene, and equilateral If you want to you could add right triangle

Answer 4

7

Equilateral, Isosceles, Scalene, Acute, Right, Obtuse, and Right Scalene

Answer 5

4