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 Llibres Llibres If, from the ends of the side of a triangle, there be drawn two straight lines to a point within the triangle, these shall be less than, the other two sides of the triangle, but shall contain a greater angle. Euclid, book i., propositions i. to xxvi., with exercises and alternative ... - Pàgina 36
per Euclides - 1877
Visualització completa - Sobre aquest llibre ## Euclid's Elements of geometry, books i. ii. iii. iv

Euclides - 1862
...PROPOSITION 21.— THEOREM. If from the ends of the side of a triangle there be drawn two straight lines to a point within the triangle, these shall be less...sides of the triangle, but shall contain a greater angle. (References— Prop. I. 16, 20; ax. 4.) Hypothesis. — Let ABC be a triangle, and from ths...
Visualització completa - Sobre aquest llibre ## The school Euclid: comprising the first four books, by A.K. Isbister

Euclides - 1862
...ends of a side of a triangle there be drawn tioo straight lines to a point within the triangle ; then these shall be less than the other two sides of the triangle, but shall contain a greater angle. (References — i. 16, 20; ax. 4.) Let the two straight lines BD, CD, be drawn from B, C, the...
Visualització completa - Sobre aquest llibre ## Responsions

University of Oxford - 1863
...rectilineal angle. 3. If from the ends of the side of a triangle there be drawn two straight lines to a point within the triangle, these shall be less...than the other two sides of the triangle, but shall confine a greater angle. 4. Divide a given straight line into two parts so that the rectangle contained...
Visualització completa - Sobre aquest llibre ## The elements of plane geometry; or, The first six books of Euclid, ed. by W ...

Euclides - 1863
...(ABC), there be drawn two straight lines to a point (D) within the triangle, these (BD and CD) together shall be less than the other two sides of the triangle, but shall contain a greater angle. Produce BD to E. Then, tie two Bides BA, AE, of the triangle unequals add EC. Therefore the...
Visualització completa - Sobre aquest llibre ## Guide to the Civil service

Henry White - 1864
...(relating to parallel lines). 2. If from the ends of a side of a triangle there be drawn two straight lines to a point within the triangle, these shall be less...sides of the triangle, but shall contain a greater angle. 3. What is meant by a corollary? State and prove the corollaries to the proposition in which...
Visualització completa - Sobre aquest llibre ## The school edition. Euclid's Elements of geometry, the first six books, by R ...

Euclides - 1864
...PROPOSITION XXI. THEOREM. If from the ends of a side of a triangle, there be drawn two straight lines to a point within the triangle ; these shall be less...sides of the triangle, but shall contain a greater angle. Let ABC be a triangle, and from the points B, C, the ends of the side BC, let the two straight...
Visualització completa - Sobre aquest llibre ## The college Euclid: comprising the first six and the parts of the eleventh ...

Euclides - 1865
...the third side. Prop. 21. If from the ends of a side of a triangle, there be drawn two straight lines to a point within the triangle, these shall be less...sides of the triangle, but shall contain a greater angle. Prop. 22. To make a triangle of which the sides shall be equal to three given straight lines,...
Visualització completa - Sobre aquest llibre ## The Elements of Euclid for the Use of Schools and Colleges: Comprising the ...

Euclid, Isaac Todhunter - 1867 - 400 pàgines
...PROPOSITION 21. THEOREM. If from, the ends of the side of a triangle there be drawn two straight lines to a point within the triangle, these shall be less...sides of the triangle, but shall contain a greater angle. Let ABC be a triangle, and from the points B, O, the ends of the side BC, let the two straight...
Visualització completa - Sobre aquest llibre ## Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - 1868 - 410 pàgines
...PROPOSITION XXI. THEOREM. If from the ends of a side of a triangle, there be drawn two straight lines to a point within the triangle ; these shall be less...sides of the triangle, but shall contain a greater angle, Let ABC\>ea triangle, and from the points B, C, the ends of the side BC, let the two straight...
Visualització completa - Sobre aquest llibre ## Civil service guide

Robert Johnston (F.R.G.S.) - 1869 - 178 pàgines
...(relating to parallel lines). 2. If from the ends of a side of a triangle there be drawn two straight lines to a point within the triangle, these shall be less...sides of the triangle, but shall contain a greater angle. 3. What is meant by a corollary ? State and prove the corollaries to the proposition in which...
Visualització completa - Sobre aquest llibre