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 9
... angle BAC equal to the angle EDF : the base BC shall be equal to the base EF ; and the triangle ABC to the triangle ... remaining angles of the other , and be equal to them , viz . 6. The angle ABC shall be equal to the angle DEF , and ...
... angle BAC equal to the angle EDF : the base BC shall be equal to the base EF ; and the triangle ABC to the triangle ... remaining angles of the other , and be equal to them , viz . 6. The angle ABC shall be equal to the angle DEF , and ...
Página 10
... angle ABC shall be equal to the angle ACB , and the angle CBD to the angle BCE . A B F G D E In BD take any point F ... remaining angles of the one are equal to the remaining angles of the other , each to each , to which the equal sides ...
... angle ABC shall be equal to the angle ACB , and the angle CBD to the angle BCE . A B F G D E In BD take any point F ... remaining angles of the one are equal to the remaining angles of the other , each to each , to which the equal sides ...
Página 18
... angles CBA , ABD . Take away the common angle ABC , and ( Ax . 3. ) 3 . angle ABD , the less to the greater , which is impossible ; therefore 4. BE is not in the same straight line with BC . The remaining angle ABE is equal to the remaining ...
... angles CBA , ABD . Take away the common angle ABC , and ( Ax . 3. ) 3 . angle ABD , the less to the greater , which is impossible ; therefore 4. BE is not in the same straight line with BC . The remaining angle ABE is equal to the remaining ...
Página 19
... angle DEB . In the same manner it can be demonstrated that 5. The angles CEB , AED , are equal . Therefore , if two ... remaining angles , each to each , to which the equal sides are opposite : wherefore , 4. The angle BAE is equal to ...
... angle DEB . In the same manner it can be demonstrated that 5. The angles CEB , AED , are equal . Therefore , if two ... remaining angles , each to each , to which the equal sides are opposite : wherefore , 4. The angle BAE is equal to ...
Página 29
... angles , and that AGH , BGH , are also equal ( I. 13. ) to two right angles , 1. The angles AGH , BGH , are equal to the angles BGH , GHD . Take away the common angle BGH ; therefore 2. The remaining angle AGH is equal to the remaining ...
... angles , and that AGH , BGH , are also equal ( I. 13. ) to two right angles , 1. The angles AGH , BGH , are equal to the angles BGH , GHD . Take away the common angle BGH ; therefore 2. The remaining angle AGH is equal to the remaining ...
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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 |