For example, if two sides of the triangle are equal in length, then the triangle is an isosceles triangle, but if all three sides are equal in length, then the triangle is an equilateral triangle.Classifying Triangles by AnglesThe second way to classify a triangle is by the measure of its...
Triangles can be classified either according to their sides or according to their angles. All of each may be of different or the same sizes; any two sides or angles may be of the same size; there may be one distinctive angle. The types of triangles classified by theirsidesare the followin...
Triangles are also referred to as being either “Acute”, “Obtuse”, or “Right” Triangles. “Acute” triangles have all three of their angles less than 90 degrees in size, such as the Equilateral and Isosceles triangles shown ablove. “Obtuse” triangles contain one angle which is larger ...
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