The synoptical Euclid; being the first four books of Euclid's Elements of geometry, with exercises, by S.A. Good |
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Αποτελέσματα 1 - 5 από τα 14.
Σελίδα 14
The straight line AB is divided into two equal parts in the point D . Which was to
be done . PROP . XI . - PROBLEM . To draw a straight line at right angles to a
given straight line , from a given point in the same . Let AB be a given straight line
...
The straight line AB is divided into two equal parts in the point D . Which was to
be done . PROP . XI . - PROBLEM . To draw a straight line at right angles to a
given straight line , from a given point in the same . Let AB be a given straight line
...
Σελίδα 32
For any rectilineal figure ABCDE can be divided into as many triangles as the
figure has sides , by drawing straight lines from a point F within the figure to each
of its angles . And by the preceding proposition , ali the angles of these triangles
...
For any rectilineal figure ABCDE can be divided into as many triangles as the
figure has sides , by drawing straight lines from a point F within the figure to each
of its angles . And by the preceding proposition , ali the angles of these triangles
...
Σελίδα 47
If there be two straight lines , one of which is divided into any number of parts ,
the rectangle contained by the two straight lines , is equal to the rectangles
contained by the undivided line , and the several parts of the divided line . Let A
and BC ...
If there be two straight lines , one of which is divided into any number of parts ,
the rectangle contained by the two straight lines , is equal to the rectangles
contained by the undivided line , and the several parts of the divided line . Let A
and BC ...
Σελίδα 48
If a straight line be divided into any two parts , the rectangles contained by the
whole and each of the parts are together equal to the square of the whole line .
Let the straight line AB be divided into any two parts in the point C ; the rectangle
...
If a straight line be divided into any two parts , the rectangles contained by the
whole and each of the parts are together equal to the square of the whole line .
Let the straight line AB be divided into any two parts in the point C ; the rectangle
...
Σελίδα 49
If a straight line be divided into any two parts , the rectangle contained by the
whole and one of the parts is equal to the rectangle contained by the two parts ,
together with the square of the aforesaid part . Let the straight line AB be divided
into ...
If a straight line be divided into any two parts , the rectangle contained by the
whole and one of the parts is equal to the rectangle contained by the two parts ,
together with the square of the aforesaid part . Let the straight line AB be divided
into ...
Τι λένε οι χρήστες - Σύνταξη κριτικής
Δεν εντοπίσαμε κριτικές στις συνήθεις τοποθεσίες.
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD AC is equal angle ABC angle ACB angle BAC angle BCD angle equal base 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 Let the straight 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 touches the circle triangle ABC twice the rectangle wherefore whole
Δημοφιλή αποσπάσματα
Σελίδα 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...
Σελίδα 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.
Σελίδα 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.
Σελίδα 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.
Σελίδα 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.
Σελίδα 7 - AB; but things which are equal to the same are equal to one another...
Σελίδα 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.
Σελίδα 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.
Σελίδα 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.
Σελίδα 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...