The synoptical Euclid; being the first four books of Euclid's Elements of geometry, with exercises, by S.A. Good1853 |
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Página 5
... angles , but has not all its sides equal . XXXII . A rhombus is that which has all its sides equal , but its angles are not right angles . XXXIII . A rhomboid is that which has its opposite sides equal to one another , but all its sides ...
... angles , but has not all its sides equal . XXXII . A rhombus is that which has all its sides equal , but its angles are not right angles . XXXIII . A rhomboid is that which has its opposite sides equal to one another , but all its sides ...
Página 9
... angles , to which the equal sides are opposite , shall be equal , each to each , viz . the angle ABC to the angle DEF , and the angle ACB to DFE . A D B E For if the triangle ABC be applied to DEF , so that the point A may be on D , and ...
... angles , to which the equal sides are opposite , shall be equal , each to each , viz . the angle ABC to the angle DEF , and the angle ACB to DFE . A D B E For if the triangle ABC be applied to DEF , so that the point A may be on D , and ...
Página 10
... angles of the one are equal to the remaining angles of the other , each to each , to which the equal sides are opposite ; viz . 2. The angle ACF is equal to the angle ABG , and the angle AFC to the angle AGB . And because the whole AF ...
... angles of the one are equal to the remaining angles of the other , each to each , to which the equal sides are opposite ; viz . 2. The angle ACF is equal to the angle ABG , and the angle AFC to the angle AGB . And because the whole AF ...
Página 11
... opposite to , the equal angles , shall be equal to one another . Let ABC be a triangle having the angle ABC equal to the angle ACB ; the side AB is also equal to the side AC . D B For if AB be not equal to AC , one of them is greater ...
... opposite to , the equal angles , shall be equal to one another . Let ABC be a triangle having the angle ABC equal to the angle ACB ; the side AB is also equal to the side AC . D B For if AB be not equal to AC , one of them is greater ...
Página 17
... opposite sides of AB , make the adjacent angles ABC , ABD , equal together to two right angles . BD is in the same straight line with CB . D For , if BD be not in the same straight line with CB , let BE be in the B same straight line ...
... opposite sides of AB , make the adjacent angles ABC , ABD , equal together to two right angles . BD is in the same straight line with CB . D For , if BD be not in the same straight line with CB , let BE be in the B same straight line ...
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Términos y frases comunes
ABCD AC is equal AF is equal angle ABC angle ACB angle BAC angle BCD angle equal base BC bisected centre circle ABC circumference coincide common demonstrated describe diameter distance divided double draw equal angles equal Constr exterior angle extremity fall figure four given circle given point given straight line given triangle greater impossible inscribed join less Let ABC likewise manner meet opposite angles parallel parallelogram pass pentagon perpendicular point F produced Q.E.D. PROP reason rectangle contained rectilineal figure remaining angle required to describe right angles segment semicircle shown side BC sides square of AC straight line AC touches the circle triangle ABC twice the rectangle wherefore whole
Pasajes populares
Página 26 - If two triangles have two angles of the one equal to two angles of the other, each to each ; and one side equal to one side, viz. either the sides adjacent to the equal...
Página 22 - 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 than the other two sides of the triangle, but shall contain a greater angle.
Página 32 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Página 1 - A plane superficies is that in which any two points being taken, the straight line between them lies wholly in that superficies. vm. "A plane angle is the inclination of two lines to one another in a plane, which meet together, but are not in the same direction.
Página 97 - If from any point without a circle two straight lines be drawn, one of which cuts the circle, and the other touches it ; the rectangle contained by the whole line which cuts the circle, and the part of it without the circle, shall be equal to the square of the line which touches it.
Página 7 - AB; but things which are equal to the same are equal to one another...
Página 14 - To bisect a given finite straight line, that is, to divide it into two equal parts. Let AB be the given straight line : it is required to divide it intotwo equal parts.
Página 53 - IF a straight line be divided into any two parts, the squares of the whole line, and of one of the parts, are equal to twice the rectangle contained by the whole and that part, together with the square of the other part.
Página 41 - To a given straight line to apply a parallelogram, which shall be equal to a given triangle, and have one of its angles equal to a given rectilineal angle.
Página 52 - If a straight line be bisected, and produced to any point; the rectangle contained by the whole line thus produced, and the part of it produced...
Información bibliográfica
| Título | The synoptical Euclid; being the first four books of Euclid's Elements of geometry, with exercises, by S.A. Good |
| Autor | Euclides |
| Editor | Samuel A Good |
| Publicado | 1853 |
| Procedencia del original | Universidad de Oxford |
| Digitalizado | 7 Sep. 2006 |
| Exportar cita | BiBTeX EndNote RefMan |