A triangle has three sides.
None. A triangle (not even an equilateral one) has no parallel sides.
An equilateral triangle is a plane shape bounded by three straight sides. All three sides (dises, even) are the same length.
A triangle - any triangle - has 3 sides.
Isosceles triangles have 2 sides that are equivalent and 2 angles that are congruent.
A triangle has three sides.
A triangle has three sides !
A triangle has got 3 sides to it & that's why it's called a triangle. Three sides.
By definition, a triangle has three sides.
A triangle has 3 sides and no vertices.
Any triangle has three sides, whether it is a right triangle or not.
3 sides - such is the definition of triangle. Every triangle of any type has three sides.