Libros Libros
Any two sides of a triangle are together greater than the third side.
The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ... - Página 30
por Robert Simson - 1806 - 518 páginas
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## Plane Geometry

Walter Burton Ford, Charles Ammermann - 1923 - 406 páginas
...meet at the point D within the triangle, and if AB > AC, prove that DB > DC. 40. Prove that the sum of any two sides of a triangle are together greater than the third side. [HiNT. Given the A ABC. To prove AB + AC > BC. Proof. Prolong BA to D making AD = AC. Join D to C....
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## Space, Time and Gravitation: An Outline of the General Relativity Theory

Sir Arthur Stanley Eddington - 1923 - 242 páginas
...geometry? Phys. Yes. Our experimental work proves it true. Rel. How, for example, do you prove that any two sides of a triangle are together greater than the third side? Phys. I can, of course, only prove it by taking a very large number of typical cases, and I am limited...
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## Plane and Solid Geometry

Walter Burton Ford, Charles Ammerman - 1923 - 408 páginas
...meet at the point D within the triangle, and if AB > AC, prove that DB > DC. 40. Prove that the sum of any two sides of a triangle are together greater than the third side. [HINT. Given the A ABC. To prove AB + AC > BC. Proof. Prolong BA to D making AD = AC. Join D to C....
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## Theoretical Geometry: Based on the Various Geometry Books by Godfrey and Siddons

Arthur Warry Siddons, Reginald Thomas Hughes - 1926 - 202 páginas
...angles of a triangle are unequal, the greater angle has the greater side opposite to it 36 ^THEOREM 18. Any two sides of a triangle are together greater than the third side 37 THEOREM 19. Of all the straight lines that can be drawn to a given straight line from a given point...
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## The Analysis of Matter

Bertrand Russell - 1927 - 444 páginas
...between B and C is zero, but that between A and C may have any time-like magnitude. Euclid proved that two sides of a triangle are together greater than the third side, and was criticized on the ground that this proposition was evident even to asses. But in relativity...
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## Educational Review, Volumen6

1893 - 562 páginas
...proved. Euclid demonstrates things more axiomatic by far. He demonstrates what every dog knows, that any two sides of a triangle are together greater than the third. Yet after he has finished his demonstration, that straight lines making with a transversal equal alternate...
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## Educational Review, Volumen6

1893 - 554 páginas
...proved. Euclid demonstrates things more axiomatic by far. He demonstrates what every dog knows, that any two sides of a triangle are together greater than the third. Yet after he has finished his demonstration, that straight lines making with a transversal equal alternate...
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## Non-Euclidean Geometry: A Critical and Historical Study of Its Development

Roberto Bonola - 1955 - 452 páginas
...without it. Euclid demonstrated things more axiomatic hy far. He proves what every dog knows, that any two sides of a triangle are together greater than the third. Yet after he has finished his demonstration, that straight lines making with a transversal equal alternate...
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## Texas State Journal of Medicine, Volumen9

1914 - 422 páginas
...who are distrustful of scientific methods. They will grudgingly admit that while, as a general thing, two sides of a triangle are together greater than the third side, yet after all we must be careful, as it is easy to carry mathematical reasoning too far.— Journal...
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## Annual Report

Saskatchewan. Department of Education - 1910 - 260 páginas
...the middle point of one side of a triangle parallel to the base is equal to half of the base. 3. (a) Any two sides of a triangle are together greater than the third side. I. 20. 4. (a) If two triangles have two angles of the one respectivtely equal to two angles of the...
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