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Topic Content:
- Properties of a Triangle
- Types of Triangles
- Classification of Triangles
- Types of Triangles Based on Sides
A triangle is a three-dimensional plane figure with three angles. In a triangle, the three interior angles always add up to 180°.
Properties of a Triangle:
a. A triangle has three sides, three angles, and three vertices.
b. A sum of the angles in a triangle = 180°
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