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Triangles by definition have three sides; a two-sided triangle is impossible. In fact, no closed geometrical figure can be created out of only two straight lines. An angle is not closed. A vesica piscis is not made of straight lines. (This is the lens-like shape created in the intersection of two circles.)

Q: What is the name of a triangle with only 2 sides?

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Isosceles.

Its not a triangle if it has only two sides.

An isosceles triangle has 2 equal sides whereas an equilateral triangle has 3 equal sides

An isosceles triangle has two congruent sides.

The answer is a Isosceles Triangle

Related questions

Isosceles.

Its not a triangle if it has only two sides.

An isosceles triangle has 2 equal sides whereas an equilateral triangle has 3 equal sides

An isosceles triangle has two congruent sides.

The answer is a Isosceles Triangle

Isosceles triangle

note: TRIangle. a TRIangle always has 3 sides. not 2. THREE

No TRIangle can have two equal sides it would be an angle. A triangle with 2 equal sides is called an isosceles triangle.

An isosceles triangle.

No because an equilateral triangle has 3 equal sides but an isosceles triangle has only 2 equal sides.

If it's an equilateral triangle then its 3 sides are congruent but if it's an isosceles triangle then only 2 of its sides are congruent

isosceles triangle has only 2 equal sides.