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Everything Geometry
Classifying Triangles by Sides
More Triangles
Students should be able to:
- classify and describe triangles by using their properties; e.g. angle measures, congruent angles/sides.
Equilateral Triangle
Click the SIDES button to see the congruent sides and the ANGLES button to see the congruent sides.
More on Equilateral Triangles
- The two congruent sides are called the legs of the triangle. The third side is called the base.
- Since the legs of the triangle are congruent, the angles opposite each leg are congruent.
- To show that a triangle is isosceles, we use the following symbols:
More Geometry: Basics
of Geometry | Angles | Circles
| Classifying Quadrilaterals |
Classifying Triangles | Area
& Perimeter
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