A triangle in which all the sides and angles are equal, equilateral triangle, A triangle in which the base angles are equal, isosceles triangle, A triangle in which all sides are unequal, scalene triangle, A triangle which has all angles less than 90 degree, acute-angled triangle, A triangle which has one angle more than 90 degree, obtuse-angled triangle, A triangle which has one angles equal to 90 degree, right-angled triangle, A figure which has two endpoints and a definite length, segment, A figure which has one endpoints and no definite length, ray, A figure which has no endpoints and indefinite length, line, A fugure which has two sides and a vertex, angle

Geometry triangle

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