The Elements of Euclid, books i-vi; xi. 1-21; xii. 1,2; ed. by H.J. Hose, Βιβλίο 11853 |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 37.
Σελίδα 156
Euclides Henry Judge Hose. OBS . It appears that for one magnitude to have a ratio to another , they must both be of the same kind . Although in this and the following defn ... four magnitudes has the 156 [ воок THE ELEMENTS OF EUCLID .
Euclides Henry Judge Hose. OBS . It appears that for one magnitude to have a ratio to another , they must both be of the same kind . Although in this and the following defn ... four magnitudes has the 156 [ воок THE ELEMENTS OF EUCLID .
Σελίδα 157
Euclides Henry Judge Hose. VI . When the first of four magnitudes has the same ratio to the second which the third has to the fourth ( such sameness of ratios being defined by the pre- ceding def " ) , the four magnitudes are said to ...
Euclides Henry Judge Hose. VI . When the first of four magnitudes has the same ratio to the second which the third has to the fourth ( such sameness of ratios being defined by the pre- ceding def " ) , the four magnitudes are said to ...
Σελίδα 158
... 4 ) , where two pairs of the four magnitudes are equal to the same magnitude ; and with such as A is to B as C to A , A is to B as B to C , where one pair of the four are equal to the same magnitude . Since proportions like the last ...
... 4 ) , where two pairs of the four magnitudes are equal to the same magnitude ; and with such as A is to B as C to A , A is to B as B to C , where one pair of the four are equal to the same magnitude . Since proportions like the last ...
Σελίδα 159
... magnitudes of the same kind , A , B , C ; the ratio of A to C is the ratio compounded of the two ratios of A to B ... four magnitudes of the same kind , A , B , C , D ; the ratio of A to D is the ratio compounded of the three ratios of A ...
... magnitudes of the same kind , A , B , C ; the ratio of A to C is the ratio compounded of the two ratios of A to B ... four magnitudes of the same kind , A , B , C , D ; the ratio of A to D is the ratio compounded of the three ratios of A ...
Σελίδα 160
Euclides Henry Judge Hose. consequent ; and of four magnitudes constituting a proportion , the first and third are called the ante- cedents , and said to be homologous to one another , and the second and fourth are called the conse ...
Euclides Henry Judge Hose. consequent ; and of four magnitudes constituting a proportion , the first and third are called the ante- cedents , and said to be homologous to one another , and the second and fourth are called the conse ...
Συχνά εμφανιζόμενοι όροι και φράσεις
ABC is equal adjacent angles angle ABC angle ACB angle BAC angle DEF angle EDF angles are equal angular points base BC bisected centre circle ABC circle DEF circumference const cut the circle diagonal draw equal angles equal Ax equals add equi equimultiples exterior angle FGHKL fore four magnitudes fourth given straight line gnomon hence the angle homologous hyps included angle interior and opposite join less Let ABC multiple opposite angle parallelogram perpendicular produced PROP proportional proved radius rectangle contained remaining angle respectively equal right angles segment shewn sides BC similar solid angle square of AC THEOR thing are equal third angle three angles touching the circle triangle ABC unequal
Δημοφιλή αποσπάσματα
Σελίδα 39 - To draw a straight line through a given point parallel to a given straight line. Let A be the given point, and BC the given straight line...
Σελίδα 52 - 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 16 - To draw a straight line at right angles to a given straight line, from a given point in the same.
Σελίδα 5 - From a given point to draw a straight line equal to a given straight line. Let A be the given point, and BC the given straight line ; it is required to draw, from the point A, a straight line equal to BC.
Σελίδα 11 - Upon the same base, and on the same side of it, there cannot be two triangles that have their sides which are terminated in one extremity of' the base, equal to one another, and likewise those which are terminated in the other extremity.
Σελίδα 105 - If a straight line touch a circle, and from the point of contact a straight line be drawn cutting the circle ; the angles which this line makes with the line touching the circle, shall be equal to the angles which are in the alternate segments of the circle.
Σελίδα 118 - IF a straight line touch a circle, and from the point of contact a straight line be drawn at right angles to the touching line, the centre of the circle shall be in that line.
Σελίδα 66 - If a straight line be divided into two equal parts, and also into two unequal parts; the rectangle contained by the unequal parts, together with the square of the line between the points of section, is equal to the square of half the line.
Σελίδα 6 - From the greater of two given straight lines to cut off a part equal to the less. Let AB and C be the two given straight lines, whereof AB is the greater.
Σελίδα 119 - Upon a given straight line to describe a segment of a circle, which shall contain an angle equal to a given rectilineal angle.