Home > Geometry > Perimeter and Area of Triangle

What does an equilateral triangle look like?

Answer 1

Sadie Adams

An equilateral triangle is a 3-sided polygon (enclosed shape) that whose sides are all congruent (equal in length).

An equilateral triangle also has 3 congruent angles, all 60˚ in measure.

They look like this:

Or, without the ornamentation:

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Answer 2

Sadie Adams

An equilateral triangle is a triangle in which all three sides are of equal length. Additionally, all three interior angles of an equilateral triangle are equal, each measuring 60 degrees. Therefore, an equilateral triangle appears as a regular polygon with three congruent sides and three congruent angles.

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Answer 3

Claire Akin

An equilateral triangle is a type of triangle where all three sides are of equal length. This means that all three angles in an equilateral triangle are also equal, each measuring 60 degrees. Visually, an equilateral triangle appears as a geometric figure with three congruent sides and three equal internal angles, forming a regular and symmetrical shape.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.