Last updated 12 June 2013, created 14 July 2009, viewed 26,377
Spreadsheet for MS Excel 98-2003. (Version for MS Excel 2007-2010 also available). Requires macros to be enabled. Know a geometric demonstration or algebraic proof of Pythagoras theorem. Use Pythagoras to identify Pythagorean Triples. Find the length of a line joining two (x, y) points using Pythago More…ras. Investigate the sides of a right-angled triangle using Pythagoras. Solve right-angled triangle problems in 2-D or 3-D problems involving cuboids using Pythagoras. Investigate the dimensions of a cuboid using Pythagoras. Investigate the dimensions of a pyramid using Pythagoras.