Elementary Synthetic GeometryJ. Wiley & sons, 1896 - 164 Seiten |
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Seite 26
... pairs , one on each side of the diameter from that point . = OO , and containing a chord = AB , can be superimposed upon 0 , and then rotated until one end of the chord comes at A. The other end of this chord then lies on both OO and OA ...
... pairs , one on each side of the diameter from that point . = OO , and containing a chord = AB , can be superimposed upon 0 , and then rotated until one end of the chord comes at A. The other end of this chord then lies on both OO and OA ...
Seite 30
... pair of alternate interior angles unequal , they meet on that side of the transversal where lies the smaller angle . 193. Theorem . If two straights cut by a transversal have corresponding angles equal , or conjugate angles supplemental ...
... pair of alternate interior angles unequal , they meet on that side of the transversal where lies the smaller angle . 193. Theorem . If two straights cut by a transversal have corresponding angles equal , or conjugate angles supplemental ...
Seite 32
... pair of these meet , since they make conjugate angles which are not supplemental . [ Two of FIG . 94 . the four different angles bisected are together less than a straight angle ; the other two each less than a straight angle , and the ...
... pair of these meet , since they make conjugate angles which are not supplemental . [ Two of FIG . 94 . the four different angles bisected are together less than a straight angle ; the other two each less than a straight angle , and the ...
Seite 46
... pairs , is a symcenter for the quad . 272. Theorem . A quadrilateral with a pair of sides equal and parallel is a parallelogram . Proof . The mid point of a diagonal is a symcenter for the four vertices . C D 273. Theorem . A ...
... pairs , is a symcenter for the quad . 272. Theorem . A quadrilateral with a pair of sides equal and parallel is a parallelogram . Proof . The mid point of a diagonal is a symcenter for the four vertices . C D 273. Theorem . A ...
Seite 47
George Bruce Halsted. O ' 274. Theorem . A quadrilateral with a pair of opposite sides equal and each greater than a diagonal B making equal alternate angles with the other sides , is a parallelogram . Proof . For the mid point C of this ...
George Bruce Halsted. O ' 274. Theorem . A quadrilateral with a pair of opposite sides equal and each greater than a diagonal B making equal alternate angles with the other sides , is a parallelogram . Proof . For the mid point C of this ...
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altitude angle equal angle-bisector angles opposite axis of symmetry bisects Brocard p't called cenquad circumcenter co-straight coincide common point concurrent concyclic congruent Construction Corollary corresponding diagonal diameter draw end point Engineering equal angles equal sects equal sides equiangular polygon explemental exterior angle figure g-line Geometry given p't given point given straight greater harmonic conjugates harmonic range inscribed inscribed angles intercept intersection point inversely isogonal isogonal conjugates Lemoine p't Lemoine point lune magnitude median mid p't mid point morocco opposite sides orthocenter parallel parallelogram pencil perigon perspective plane polar pole polygon Proof quad quadrant quadrilateral radius rectangle rhombus right angles rotation sect joining semicircle sides equal sphere spherical angle spherical polygon spherical triangle square st's straight angle supplemental symcenter symcentral symmedians symmetrical with regard symtra tangent Theorem third side transversal vertex vertices
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