Using the traditional definitions, a triangle that has two equal sides (and angles) is an isosceles triangle and one with three equal sides (and angles) is an equilateral triangle. However, some mathematicians define an isosceles triangle as any triangle having at least two equal sides, which is what you are describing.
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An isosceles triangle has two equal sides
An isosceles triangle is a triangle that has at least 2 sides that are congruent.More simply put, an isosceles triangle has two sides of equal length (and therefore two equal angles opposite those equal sides)
No two sides of a scalene triangle are equal.
icsolices
a scalene triangle has no equal sides. an isosceles triangle has two equal sides