Elementary Synthetic GeometryJ. Wiley & sons, 1896 - 164 Seiten |
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... Tangents , VI . Chords , VII . Two Circles , SECTIONS • I - 54 55-109 110-119 • · • 120-152 153-171 172-183 184-186 • 187-205 206-227 228-243 • 244-261 262-268 · • 269-280 • • 281-299 • · • 300-313 VIII . Parallels , • IX . The Triangle ...
... Tangents , VI . Chords , VII . Two Circles , SECTIONS • I - 54 55-109 110-119 • · • 120-152 153-171 172-183 184-186 • 187-205 206-227 228-243 • 244-261 262-268 · • 269-280 • • 281-299 • · • 300-313 VIII . Parallels , • IX . The Triangle ...
Seite 21
... the diameter perpendicular to this axis is bisected by it . 152. A figure made up of a straight and a point without it is symmetrical , but never symcentral . FIG . 71 . CHAPTER V. TANGENTS . 153. Theorem SYMMETRY AND SYMCENTRY , 21.
... the diameter perpendicular to this axis is bisected by it . 152. A figure made up of a straight and a point without it is symmetrical , but never symcentral . FIG . 71 . CHAPTER V. TANGENTS . 153. Theorem SYMMETRY AND SYMCENTRY , 21.
Seite 22
... tangent to the circle , and the point is called the point of contact . FIG . 74 . F FIG . 72 . а FIG . 73 . 156. Since any chord is bisected by the perpendicular from the center , .. a straight to a diameter at an end point has only ...
... tangent to the circle , and the point is called the point of contact . FIG . 74 . F FIG . 72 . а FIG . 73 . 156. Since any chord is bisected by the perpendicular from the center , .. a straight to a diameter at an end point has only ...
Seite 23
... tangent from the center of a circle cuts it in the point of contact . 158. The perpendicular to the tangent at the point of con- tact contains the center . 159. The radius to the point of contact of a tangent is per- pendicular to the ...
... tangent from the center of a circle cuts it in the point of contact . 158. The perpendicular to the tangent at the point of con- tact contains the center . 159. The radius to the point of contact of a tangent is per- pendicular to the ...
Seite 24
... tangent HB on trace of AF . Determination . Always two and only two tangents . 168. Corollary . By symmetry the straight through C , the center of a circle , and A an exter- nal point , bisects the angle be- tween the two tangents from ...
... tangent HB on trace of AF . Determination . Always two and only two tangents . 168. Corollary . By symmetry the straight through C , the center of a circle , and A an exter- nal point , bisects the angle be- tween the two tangents from ...
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Häufige Begriffe und Wortgruppen
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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