Question

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Answer 1

Answer:

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Answer 2

Answer:

A triangle is a polygon with three edges and three vertices. It is one of the basic shapes in geometry. A triangle with vertices A, B, and C is denoted \triangle ABC. In Euclidean geometry, any three points, when non-collinear, determine a unique triangle and simultaneously, a unique plane. Wikipedia

1. Area: ½ × base × height
2. Perimeter: sum of side lengths of the triangle
3. Number of vertices: 3
4. Number of edges: 3
5. Internal angle: 60° (for equilateral)
6. Sum of interior angles: 180°

Explanation:

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