 | Proclus (Diadochus.) - 1788 - 350 pages
...XXIV. Of three-tided FIGURES : an EQUILATERAL TRIANGLE is that which has three equal Sides. D EFINITION XXV. An ISOSCELES TRIANGLE, is that which has only two Sides equal. DEFINITION XXVI. A SCALENE TRIANGLE, is that which has three unequal Sides. DEFINITION XXVIL A RIGHT-ANGLED... | |
 | Robert Simson - Trigonometry - 1806 - 518 pages
...straight lines. xxrv. Of three sided figures, an equilateral triangle is that which has three equal sides. An isosceles triangle is that which has only two sides...A scalene triangle is that which has three unequal sides. XXVII. A right angled triangle is that which has a right angle. XXVIII. An obtuse angled triangle... | |
 | Euclid - Geometry - 1810 - 518 pages
...figures, or triangles, by three straight lines. XXII. Quadrilateral, by four straight lines. XXIII. Multilateral figures, or polygons, by more than four straight lines. XXIV. Of three sided figures, an equilateral triangle is that which has three equal sides. XXV. An isosceles... | |
 | Euclides - 1814 - 558 pages
...figures, or triangles, by three straight lines. XXII. , Quadrilateral, by four straight Hnes. XXIII. Multilateral figures, or polygons, by more than four...equilateral triangle is that which has three equal sides. An isosceles triangle is that which has only two sides equal xxy. B2 BOoB I. XXVI. A scalene triangle,... | |
 | Peter Nicholson - Mathematics - 1825 - 372 pages
...by four straight lines. 23. Multilateral figures, or polygons, by more than four straight lines. 24. Of three-sided figures, an equilateral triangle is that which has three equal sides. 25. An isosceles triangle is that which has only two sides equal. 26. A scalene triangle, is that which... | |
 | Robert Simson - Trigonometry - 1827 - 513 pages
...figures, or triangles, by three straight lines. XXII. Quadrilateral, by four straight lines. XXIII. Multilateral figures, or polygons, by more than four...isosceles triangle is that which has only two sides equal. - AAZI XXVI. A scalene triangle, is that which has three unequal sides. XXVII. A right angled triangle,... | |
 | John Playfair - Geometry - 1829 - 186 pages
...by four straight lines. 26. Multilateral figures, or polygons, by more than four straight lines. 27. Of three-sided figures, an equilateral triangle is that which has three equal sides. 28. An isosceles triangle is that which has two sides equal. 29. A scalene triangle is that which has... | |
 | Euclides - 1834 - 518 pages
...figures, or triangles, by three straight linos. XXII. Quadrilateral, by four straight lines. XXIII. Multilateral figures, or polygons, by more than four...lines. XXIV. Of three.sided figures, an equilateral tri- /\ angle is that which has three equal sides. / \ XXV. An isosceles triangle is that which has... | |
 | Euclid - 1835 - 540 pages
...figures, or triangles, by three straight lines. XXII. Quadrilateral, by four straight lines. XXIII. Multilateral figures, or polygons, by more than four straight lines. XXIV. Of three sided figures, an equilateral triangle is that which has three equal sides. XXV. An isosceles... | |
 | John Playfair - Euclid's Elements - 1836 - 488 pages
...straight lines. . XVIII. Multilateral figures, or polygons, by more than four straight lines. XIX. Of three-sided figures, an equilateral triangle is that which has three equal sides. XX. An isosceles triangle is that which has only two sides equal. XXI. A scalene triangle, is that... | |
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Of three-sided figures, an equilateral triangle is that which has three equal sides. 
