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Types of triangles
Triangles: Classifying triangles by sides. Classifying triangles by angles.
Sides of a triangle:
Isosceles triangle: two of the three sides are equal. Two angles are also the same.
Equilateral triangle: All three sides and angles are the same
Scalene: None of the three angles or sides are equal.
Acute triangle: All angles are below ninety degrees.
Right triangle: Always has a ninety degree angle.
Obtuse triangle: Has one angle that is greater than ninety degrees.
Created by Emily Muck
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