## The synoptical Euclid; being the first four books of Euclid's Elements of geometry, with exercises, by S.A. Good |

### Inni boken

Resultat 1-5 av 11

Side 2

A plane

which meet together , but are not in the same straight line .. A , D B N.B. " When ...

of any thing . " XIV . A

A plane

**rectilineal**angle is the inclination of two straight lines to one another ,which meet together , but are not in the same straight line .. A , D B N.B. " When ...

of any thing . " XIV . A

**figure**is that which is inclosed by 2 EUCLID'S ELEMENTS . Side 3

A semicircle is the figure contained by a diameter and the part of the

circumference cut off by the diameter . XIX . “ A segment of a circle is the figure

contained by a straight line , and the circumference it cuts off . ” XX .

A semicircle is the figure contained by a diameter and the part of the

circumference cut off by the diameter . XIX . “ A segment of a circle is the figure

contained by a straight line , and the circumference it cuts off . ” XX .

**Rectilineal****figures**are ... Side 32

All the interior angles of any

equal to twice as many right angles as the figure has sides . Q.E.D. D E с F A B

For any

All the interior angles of any

**rectilineal figure**, together with four right angles , areequal to twice as many right angles as the figure has sides . Q.E.D. D E с F A B

For any

**rectilineal figure**ABCDE can be divided into as many triangles as the ... Side 42

To describe a parallelogram equal to a given

angle equal to a given rectilineal angle . Let ABCD be the given

and E the given rectilineal angle . It is required to describe a parallelogram equal

...

To describe a parallelogram equal to a given

**rectilineal figure**, and having anangle equal to a given rectilineal angle . Let ABCD be the given

**rectilineal figure**,and E the given rectilineal angle . It is required to describe a parallelogram equal

...

Side 43

The whole

Therefore the parallelogram KFLM has been described equal to the given

was to be ...

The whole

**rectilineal figure**ABCD equal to the whole parallelogram KFLM .Therefore the parallelogram KFLM has been described equal to the given

**rectilineal figure**ABCð , having the angle FKM equal to the given angle E. Whichwas to be ...

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The Synoptical Euclid; Being the First Four Books of Euclid's Elements of ... Uten tilgangsbegrensning - 1854 |

### Vanlige uttrykk og setninger

ABCD AC is equal AF is equal angle ABC angle ACB angle BAC angle BCD angle equal base base BC bisected centre circle ABC circumference coincide common cuts the circle demonstrated describe diameter distance divided double draw equal angles 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 PROBLEM produced Q.E.D. PROP reason rectangle contained rectilineal figure remaining angle required to describe right angles segment semicircle shown sides square of AC straight line AC THEOREM touches the circle triangle ABC twice the rectangle wherefore whole

### Populære avsnitt

Side 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...

Side 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.

Side 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.

Side 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.

Side 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.

Side 7 - AB; but things which are equal to the same are equal to one another...

Side 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.

Side 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.

Side 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.

Side 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...