Elements of Geometry: Containing the First Six Books of Euclid, with a Supplement on the Quadrature of the Circle, and the Geometry of Solids. To which are Added, Elements of Plane and Sperical TrigonometryW.E. Dean, 1844 - 317 Seiten |
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Seite 106
... multiple of B by m . When the num- " ber is intended to multiply two or more magnitudes that follow , it is " written thus , m ( A + B ) , which signifies the sum of A and B taken m " times ; m ( A - B ) is m times the excess of A above ...
... multiple of B by m . When the num- " ber is intended to multiply two or more magnitudes that follow , it is " written thus , m ( A + B ) , which signifies the sum of A and B taken m " times ; m ( A - B ) is m times the excess of A above ...
Seite 107
... multiple of the first is greater than the multiple of the second , equal to it , or less , the multiple of the third is also greater than the multiple of the fourth , equal to it , or less ; then the first of the magnitudes is said to ...
... multiple of the first is greater than the multiple of the second , equal to it , or less , the multiple of the third is also greater than the multiple of the fourth , equal to it , or less ; then the first of the magnitudes is said to ...
Seite 109
... multiples , are equal to one another . 3. A multiple of a greater magnitude is greater than the same multiple of a less . 4. That magnitude of which a multiple is greater than the same multi- ple of another , is greater than that other ...
... multiples , are equal to one another . 3. A multiple of a greater magnitude is greater than the same multiple of a less . 4. That magnitude of which a multiple is greater than the same multi- ple of another , is greater than that other ...
Seite 110
... multiple of D + E + F . COR . Hence , if m be any number , mD + mE + mF = m ( D + E + F ) . For mD , mE , and mF are multiples of D , E , and F by m , therefore their sum is also a multiple of D + E + F by m . PROP . II . THEOR . If to a ...
... multiple of D + E + F . COR . Hence , if m be any number , mD + mE + mF = m ( D + E + F ) . For mD , mE , and mF are multiples of D , E , and F by m , therefore their sum is also a multiple of D + E + F by m . PROP . II . THEOR . If to a ...
Seite 111
... multiple of the second , that the multiple of the third has to the multiple of the fourth . : Let A B C : D , and let m and ʼn be any two numbers ; mA : nB :: mC : nD . Take of mA and mC equimultiples by any number p , and of nB and nD ...
... multiple of the second , that the multiple of the third has to the multiple of the fourth . : Let A B C : D , and let m and ʼn be any two numbers ; mA : nB :: mC : nD . Take of mA and mC equimultiples by any number p , and of nB and nD ...
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Häufige Begriffe und Wortgruppen
ABC is equal ABCD adjacent angles altitude angle ABC angle ACB angle BAC base BC bisected centre chord circle ABC circumference cosine cylinder demonstrated described diameter divided draw equal and similar equal angles equiangular equilateral equilateral polygon equimultiples Euclid exterior angle fore four right angles given rectilineal given straight line greater Hence hypotenuse inscribed join less Let ABC magnitudes meet multiple opposite angle parallel parallelogram parallelopiped perpendicular polygon prism PROB PROP proportional proposition quadrilateral radius ratio rectangle contained rectilineal figure remaining angle right angled triangle SCHOLIUM segment semicircle shewn side BC sine solid angle solid parallelopiped spherical angle spherical triangle square straight line BC THEOR touches the circle triangle ABC triangle DEF wherefore
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Seite 95 - 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...
Seite 68 - THE angles in the same segment of a circle are equal to one another...
Seite 23 - Straight lines which are parallel to the same straight line are parallel to one another. Triangles and Rectilinear Figures. The sum of the angles of a triangle is equal to two right angles.
Seite 74 - The angle in a semicircle is a right angle; the angle in a segment greater than a semicircle is less than a right angle; and the angle in a segment less than a semicircle is greater than a right angle.
Seite 78 - 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.
Seite 9 - 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.
Seite 75 - If a straight line touch a circle, and from the point of contact a...
Seite 18 - AT a given point in a given straight line, to make a rectilineal angle equal to a given rectilineal angle. Let AB be the given straight line, and A...
Seite 134 - EQUIANGULAR parallelograms have to one another the ratio which is compounded of the ratios of their sides.
Seite 136 - AB is (7. 5.) to AD, as AE to AG ; and DC to CB, as GF to FE; and also CD to DA, as FG to GA ; therefore the sides of the parallelograms ABCD, AEFG about the equal angles are proportionals; and they are therefore similar to one another (1.