A triangle is made up of three points which are connected by the sides of the triangle. The sum of the angles between the points is always equation.

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In the following, we show some special cases of triangles that have their own names.

Right triangle

One of the angles is equation. The adjacent sides are called the legs and the opposite side is called the hypothenuse.

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Equilateral triangle

All sides have equal length and every angle is equation.

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Isosceles triangle

Two angles are equal.

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