In navigation, the Pythagorean theoremprovides a ship's navigatorwith a way of calculating the distance to a point in the ocean that's, say, 300 miles north and 400 miles west (480 kilometers north and 640 kilometers west). It's also useful to cartographers, who use it to calculate th...
In this section, we review how this has led to “Unplugged” approaches being used in a variety of situationsother thandirectly in classroom teaching; a review of its use in the classroom is given in the next section. This review presents a sample of reports in the literature of how CS U...