 | Yuri Balashov, Alexander Rosenberg - Philosophy - 2002 - 544 pages
...eliminated from any context in favor of the latter (or defining) expression; for example, the statement "The area of a triangle is equal to one-half the product of its base and altitude," can be replaced by the logically equivalent statement "The area of a closed plane figure bounded by... | |
 | Raymond Clare Archibald - Euclid's Elements - 1915 - 104 pages
...directly or indirectly, in more than one of his works. A proof, depending on the proposition that the area of a triangle is equal to one-half the product of its base and altitude, is given by Pappus (pp. 894-897) in connection with one of his lemmas for Euclid's book of Porisms... | |
 | Raymond Clare Archibald, Euclid - Geometry, Plane - 1915 - 104 pages
...directly or indirectly, in more than one of his works. A proof, depending on the proposition that the area of a triangle is equal to one-half the product of its base and altitude, is given by Pappus (pp. 894-897) in connection w1th one of his lemmas for Euclid's book of Porisms... | |
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The area of a triangle is equal to one-half the product of its base and altitude. 
