Classifying triangles

Classifying triangles

Author: Bob Lyons

Classify the following types of triangles: acute, obtuse, right, scalene, isosceles, & equilateral based on angle and side length.

Start the lesson by learning different types of triangles. Once the terminology is understood, check for understanding by labeling different triangle pictures.

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Types of triangles

Test your knowledge & check for understanding identifying the following types of triangles.  The triangles can be classified either by angles:  obtuse, acute, right,  or by side length: scalene,  isosceles,  equilateral.

Classifying triangles

Learn how to classify different triangles based on angles and side length.