How to classify polygons by the measure of their angles

The video tutorial covers the classification of triangles based on their angles. It explains acute triangles, including those with equal angles, obtuse triangles, and right triangles. The teacher emphasizes the properties and limitations of each type, such as the impossibility of having more than one obtuse angle in a triangle. The importance of right triangles and their use in the Pythagorean theorem is highlighted.

What is the sum of all interior angles in a triangle?

Describe the characteristics of a right triangle.

How does the Pythagorean theorem relate to right triangles?