 | Adrien Marie Legendre - 1819 - 574 σελίδες
...angles right angles ; Fig. 15. The irapezoid (Jig. 1 5), \\ hich has two only of its sides parallel. 18. A diagonal is a line which joins the vertices of two angles not adjacent, as AC (Jig. 42). Fig. 42. 19. An i't] a Unit ml polygon is one which has all its sides equal ; an equiangular... | |
 | Adrien Marie Legendre - 1822 - 394 σελίδες
...without having its angles right. And, lastly, the trapezium, only two of whose sides are parallel. XVIII. A diagonal is a line which joins the vertices of two angles not adjacent to each other. AC, in the diagram of Prop. 28, is a diagonal. XIX. An equilateral polygon is one which has all its... | |
 | Adrien Marie Legendre, John Farrar - 1825 - 294 σελίδες
...its opposite sides par' allel ; Fig. 14. The rhombus or lozenge (fig. 14), which has its sides equal 18. A diagonal is a line which joins the vertices of two angles not adjacent, as AC (fig. 42). Fig.4!. 19. An equilateral polygon is one which has all its sides equal ; an equiangular... | |
 | Adrien Marie Legendre, John Farrar - 1825 - 280 σελίδες
...The rhombus or lozenge (fig. 14), which has its sides equal without having its angles right angles ; 18. A diagonal is a line which joins the vertices of two angles not adjacent, as AC (fig. 42). Fig. 42. 19. An equilateral polygon is one which has all its sides equal ; an equiangular... | |
 | Adrien Marie Legendre - 1825 - 570 σελίδες
...The rhombus or lozenge (fig. 14), which has its sides equal without having its angles right angles ; 18. A diagonal is a line which joins the vertices of two angles mot adjacent, as AC (fig. 42). Fig. 19. An equilateral polygon is one which has all its sides equal;... | |
 | Adrien Marie Legendre - 1828 - 346 σελίδες
...having its angles right angles. And, lastly,. the trapezoid, only two of whose sides are parallel. 18. A diagonal is a line which joins the vertices of two angles not adjacent to each other. Thus, AC, AD, AE: AF, in the diagram of Art. 79, are diagonals. 19. An equilateral polygon is one which hus... | |
 | John Playfair - 1835 - 336 σελίδες
...two of whose sides are parallel. 29. All other four sided figures are usually called trapeziums. 30. A diagonal is a line which joins the vertices of two angles not adjacent to each other. Thus, BC, in the diagram of Theor. 27. is a diagonal. 31. An equilateral polygon, is one which has all its... | |
 | Adrien Marie Legendre - 1836 - 394 σελίδες
...without having its angles right angles. And lastly, the trapezoid, only two of whose sides are parallel. 18. A diagonal is a line which joins the vertices...other. Thus, AF, AE, AD, AC, are diagonals. 19. An equilateral polygon is one which has all its sides equal ; an equiangular polygon, one which has all... | |
 | Adrien Marie Legendre - 1838 - 382 σελίδες
...trapezoid, only two of whose sides are parallel. 18. A diagonal is a line which joins the verlices of two angles not adjacent to each other. Thus, AF, AE, AD, AC, are diagonals. VT Jf 19. An equilateral polygon is one which has all its sides equal ; an equiangular polygon, one... | |
 | Charles Davies - 1839 - 376 σελίδες
...without having its angles right angles. And lastly, the trapezoid, only two of whose sides are parallel. 18. A diagonal is a line which joins the vertices...is a self-evident proposition. 20. A theorem is a trmh, which becomes evident by means of a train of reasoning called a demonstration. 21. A problem... | |
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And lastly, the trapezoid, only two of whose sides are parallel. 18. A diagonal is a line which joins the vertices of two angles not adjacent to each other. Thus, AF, AE, AD, AC, are diagonals. 
