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Pencil Problem

Pencil Problem. An Investigation. The diagrams show a number of pencils of various sizes. A pupil picks up three pencils at random and forms a triangle. How many different triangles can he actually form? How many of these triangles will be right angled triangles?. Solution 23 possibilities

austin-rosales
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Pencil Problem

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  1. Pencil Problem An Investigation

  2. The diagrams show a number of pencils of various sizes.

  3. A pupil picks up three pencils at random and forms a triangle. • How many different triangles can he actually form? • How many of these triangles will be right angled triangles?

  4. Solution 23 possibilities 5,12,13 8,15,17 give the right angled triangles.

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