## Equilateral Sentence Examples

- Five
**equilateral**triangles covertically placed would stand on a pentagonal base, and it was found that, by forming several sets of such pyramids, a solid could be obtained which had zo triangular faces, which met in pairs to form 30 edges, and in fives to form 12 vertices. - Ladenburg (Ber., 2, p. 140) devised his prism formula (IV), the six carbon atoms being placed at the six corners of a right
**equilateral**triangular prism, with its plane projections (V, VI). - The regular octahedron has for its faces
**equilateral**triangles; it is the reciprocal of the cube. - The
**equilateral**triangle is the basis of the tetrahedron, octahedron and icosahedron.' - Nicaragua forms an irregular
**equilateral**triangle with its base stretching for 280 m. - Although the pointed arches used are sometimes
**equilateral**and sometimes drop-arches, the lancet-arch is the most characteristic. The period is best recognized in England by the great depth given to the hollows of the mouldings, alternating with fillets and rolls, by the decoration of the hollows with the dog-tooth ornament, by the circular abacus of the capitals, and the employment of slender detached shafts of Purbeck marble which are attached to piers by circular moulded shaftrings (Fr. - 8) be an
**equilateral**triangle, the angular points corresponding to the three pure metals A, B, C. C Then the composition of any alloy can be FIG. - The theorem, then, seems to have been arrived at by induction, and may have been suggested by the contemplation of floors or walls covered with tiles of the form of
**equilateral**triangles, or squares, or hexagons. - The names of these five solids are: (r) the tetrahedron, enclosed by four
**equilateral**triangles; (2) the cube or hexahedron, enclosed by 6 squares; (3) the octahedron, enclosed by 8**equilateral**triangles; (4) the dodecahedron, enclosed by 12 pentagons; (5) the icosahedron, enclosed by 20**equilateral**triangles. - The isothermals are approximately
**equilateral**hyperbolas (pv= constant), with the axes of p and v for asymptotes, for a gas or unsaturated vapour, but coincide with the isopiestics for a saturated vapour in presence of its liquid. - These problems were also attacked by the Arabian mathematicians; Tobit ben Korra (836-901) is credited with a solution, while Abul Gud solved it by means of a parabola and an
**equilateral**hyperbola. - V = 3rA = 2 1 4 / 3 n F tan -II cot e a = 2 I 1 3 n F cot e a cos a/ (sin' a -cos t 13) 2 R =1-/ tan IT tan 0=1/ sin 13/(sin e a-cost r =Zl tan 21 cot a= Il cot a cos 13/(sin" a -cos' (3)L 1 In the language of Proclus, the commentator: " The
**equilateral**triangle is the proximate cause of the three elements, ` fire,' ` air ' and ` water '; but the square is annexed to the ` earth.' - In the case of a biaxal plate perpendicular to the bisector of the acute angle between the optic axes, the curves of constant retardation are approximately Cassini's ovals, and the lines of like polarization are
**equilateral**hyperbolae passing through the points corresponding to the optic axes. - Unicardiidae.-Shell sub-orbicular, nearly
**equilateral**, with concentric striae. - If three
**equilateral**triangles be placed at a common vertex with their covertical sides coincident in pairs, it is seen that the base is an equal**equilateral**triangle; hence four equal**equilateral**triangles enclose a space. - A third reflecting plate is sometimes employed, the cross-section of the three forming an
**equilateral**triangle. - Division of the nucleolus by elongation, construction, and
**equilateral**division of the nucleus. - Dimyarian, with orbicular and almost
**equilateral**shell; adherent; hinge without teeth Sand ligament internal.