a triangle that has at least two equal sides
a triangle that has at least two sides which are congruent (equal)
a triangle that has two sides that are equal
a triangle with two equal angles
An isosceles triangle is any triangle with two equal sides.
A triangle with at least two congruent angles.
A triangle with two equal sides.
a triangle that contains at least two sides of equal length
a triangle with two congruent sides and two congruent angles.
Triangle with two congruent sides. L's
A triangle that has exactly two congruent sides.
A triangle that has at least two congruent sides.
(4) A triangle in which two of the three sides are the same length.
a triangle that has two sides the same length (and two angles the same).
a triangle that has two equal (congruent) sides and two equal angles.