The Elements of Euclid; viz. the first six books, together with the eleventh and twelfth. Also the book of Euclid's Data. By R. Simson. To which is added, A treatise on the construction of the trigonometrical canon [by J. Christison] and A concise account of logarithms [by A. Robertson]. |
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Resultat 1-5 av 6
Side 119
Let A the first , have to B the second , the same ratio which the third C has to the
fourth D , and of A and C let E and F be any equimultiples whatever ; then E is to
B , as F to D . Take of E , F any equimultiples whatever K , L , and of B , D any ...
Let A the first , have to B the second , the same ratio which the third C has to the
fourth D , and of A and C let E and F be any equimultiples whatever ; then E is to
B , as F to D . Take of E , F any equimultiples whatever K , L , and of B , D any ...
Side 120
B F Take away the common magnitude CH , then the remain - der KC is equal to
the remainder HD : But KC is equal to F ; HD therefore is equal to F . But let GB
be a multiple of E ; then K i HD is the same multiple of F : Make CK the same ...
B F Take away the common magnitude CH , then the remain - der KC is equal to
the remainder HD : But KC is equal to F ; HD therefore is equal to F . But let GB
be a multiple of E ; then K i HD is the same multiple of F : Make CK the same ...
Side 244
... equal to C . From AB take BH greater than its half , and from the remainder AH
take HK greater than its half , and so on , until there be as many divisions in AB
as there are in DE : · And let the divisions in AB be AK , KH , HB ; and the
divisions ...
... equal to C . From AB take BH greater than its half , and from the remainder AH
take HK greater than its half , and so on , until there be as many divisions in AB
as there are in DE : · And let the divisions in AB be AK , KH , HB ; and the
divisions ...
Side 297
... the perpendicular drawn to the other AB shall be greater than AD . In AC take
any point E , and draw EF perpendicular to AB : produce AE to G , so that EG he
equal to AE ; and produce FE to H , and make EH equal to FE , and join HG .
... the perpendicular drawn to the other AB shall be greater than AD . In AC take
any point E , and draw EF perpendicular to AB : produce AE to G , so that EG he
equal to AE ; and produce FE to H , and make EH equal to FE , and join HG .
Side 334
... in DE take DE , DF , equal to one another , upon the opposite sides of the
plane , and let G be any point in EF ; join DA , DB , DC ; EA , EB , EC ; FA , FB ,
FC ; GA , GB , GC : because the straight line EDF is at right angles to the plane
ABC , it ...
... in DE take DE , DF , equal to one another , upon the opposite sides of the
plane , and let G be any point in EF ; join DA , DB , DC ; EA , EB , EC ; FA , FB ,
FC ; GA , GB , GC : because the straight line EDF is at right angles to the plane
ABC , it ...
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The Elements of Euclid; viz. the first six books, together with the eleventh ... Euclides Uten tilgangsbegrensning - 1834 |
Vanlige uttrykk og setninger
added altitude angle ABC angle BAC base Book centre circle circle ABCD circumference common cone contained cylinder definition demonstrated described diameter difference divided double draw drawn equal equal angles equiangular equimultiples excess figure fore four fourth given angle given in position given in species given magnitude given ratio given straight line greater Greek half join less likewise logarithm magnitude manner meet multiple opposite parallel parallelogram pass perpendicular plane prism produced PROP proportionals proposition pyramid radius reason rectangle rectangle contained remaining right angles segment shown sides similar sine solid solid angle sphere square square of AC Take taken THEOR third triangle ABC wherefore whole
Populære avsnitt
Side 43 - IF a straight line be divided into any two parts, the square of the whole line is equal to the squares of the two parts, together with twice the rectangle contained by the parts.
Side 20 - Any two sides of a triangle are together greater than the third side.
Side 30 - Therefore all the angles of the figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Side 20 - If, from the ends of the 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. Let...
Side 306 - Again ; the mathematical postulate, that " things which are equal to the same are equal to one another," is similar to the form of the syllogism in logic, which unites things agreeing in the middle term.
Side 8 - DL is equal to DG, and DA, DB, parts of them, are equal ; therefore the remainder AL is equal to the remainder (3. Ax.) BG : But it has been shewn that BC is equal to BG ; wherefore AL and BC are each of them equal to BG ; and things that are equal to the same are equal to one another ; therefore the straight line AL is equal to BC.
Side 153 - If two triangles have one angle of the one equal to one angle of the other and the sides about these equal angles proportional, the triangles are similar.
Side 52 - To divide a given straight line into two parts, so that the rectangle contained by the whole, and one of the parts, may be equal to the square of the other part.
Side 3 - A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are equal to one another.
Side 165 - SIMILAR triangles are to one another in the duplicate ratio of their homologous sides.