What is the greatest subset of these N2 points such that no three of them form an isosceles triangle? (Note: Degenerate triangles, or triangles with zero area, do count as triangles here, as long ...

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You'll be using Sketch 1 of this file which has three different types of triangles - scalene, isosceles, equilateral. Each triangle type has a different colour (pink for scalene, red for equilateral, ...

A triangle is a three-sided shape, where the sides are straight and meet at three vertices. The prefix "tri" means three. There are several types of triangles. Do you know what they are?

Explore the triangle area formula, its derivation, and practical examples to master this essential geometric concept effortlessly.