Take any quadrilateral such as ABCD above. Construct the midpoints of each side and join them to form another quadrilateral EFGH. Varignon's Theorem asserts that the ...
For hundreds of years many have attempted to prove Newton's Parallelogram Law of Forces but could not come up with a completely satisfactory one. Recently a Bangladeshi mathematician, Professor Ahmed ...
The Mathematics Teacher, Vol. 94, No. 4 (April 2001), pp. 316-319 (4 pages) ...
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