BBC Learning Zone Clips

CLIP 11229

The problem of measuring coastlines.

The problem of measuring coastlines.
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Key Info
  • The problem of measuring coastlines.
  • Duration: 06:27
  • Marcus du Sautoy continues his exploration of the problem of measurement with Alan Davies. Marcus explains how difficult it is to measure the length of a coastline. This leads on to an introduction to fractal geometry, with an example of one drawn in the sand and ends with the idea that Alan's piece of string could actually be infinite in length.
  • Subject:

    Maths

       Topic:

    Measures

  • Keywords: fractal, measure, distance, perimeter, coastline, bounds
Ideas for use in class
  • As part of a series of lessons on measure or geometry. A good enrichment piece which will challenge students' ideas about our ability to measure accurately.
Background details
  • Clip language : English
  • Aspect ratio : 16x9

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