Elements of GeometryGinn, Heath & Company, 1884 |
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Αποτελέσματα 1 - 5 από τα 33.
Σελίδα 73
... Chord of a circle is any straight line having its extremities in the circumference , as A B , Fig . 3 . Every chord subtends two arcs whose sum is the cir- cumference . Thus the chord AB , ( Fig . 3 ) , subtends the arc AMB and the arc ...
... Chord of a circle is any straight line having its extremities in the circumference , as A B , Fig . 3 . Every chord subtends two arcs whose sum is the cir- cumference . Thus the chord AB , ( Fig . 3 ) , subtends the arc AMB and the arc ...
Σελίδα 74
... chord , as A M B , Fig . 1 . 168. DEF . A Semicircle is a segment equal to one half the circle , as A D C , Fig . 1 ... chords of that circumference , as ZABC , Fig . 1 . A polygon is inscribed in a circle when its sides are chords of ...
... chord , as A M B , Fig . 1 . 168. DEF . A Semicircle is a segment equal to one half the circle , as A D C , Fig . 1 ... chords of that circumference , as ZABC , Fig . 1 . A polygon is inscribed in a circle when its sides are chords of ...
Σελίδα 75
... chord . Let A B be the diameter of the circle AM B , and A E any other chord . We are to prove A B A E. From C , the centre of the O , draw C E. But CE = = с в , ( being radii of the same circle ) . ACCE > A E , M E A B ( the sum of two ...
... chord . Let A B be the diameter of the circle AM B , and A E any other chord . We are to prove A B A E. From C , the centre of the O , draw C E. But CE = = с в , ( being radii of the same circle ) . ACCE > A E , M E A B ( the sum of two ...
Σελίδα 79
... chords . Ꭱ . B A R S ཁོ BI P P In the equal circles ABP and A'B ' P ' let arc RS = arc R ' S ' . We are to prove chord RS = chord R ' S ' . Draw the radii O R , O S , O ' R ' , and O ' S ' . In the ROS and R ' O'S ' = OR O ' R ...
... chords . Ꭱ . B A R S ཁོ BI P P In the equal circles ABP and A'B ' P ' let arc RS = arc R ' S ' . We are to prove chord RS = chord R ' S ' . Draw the radii O R , O S , O ' R ' , and O ' S ' . In the ROS and R ' O'S ' = OR O ' R ...
Σελίδα 80
... chords subtend equal arcs . R R A B A BI P PI In the equal circles ABP and A'B ' P ' , let chord RS = chord R'S ' . We are to prove = arc Ꭱ Ꮪ arc R ' S ' . Draw the radii O R , O S , O ' R ' , and O'S ' . In the ROS and R ' O'S ' RS ...
... chords subtend equal arcs . R R A B A BI P PI In the equal circles ABP and A'B ' P ' , let chord RS = chord R'S ' . We are to prove = arc Ꭱ Ꮪ arc R ' S ' . Draw the radii O R , O S , O ' R ' , and O'S ' . In the ROS and R ' O'S ' RS ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
A B C AABC ABCD adjacent angles alt.-int altitude apothem arc A B bisect centre circumference circumscribed coincide COROLLARY describe an arc diagonals diameter divided Draw equal arcs equal distances equal respectively equiangular polygon equilateral equilateral polygon equivalent exterior angles figure given line given point given polygon greater homologous sides hypotenuse isosceles triangle Let A B Let ABC limit line A B Mailing price measured by arc middle point number of sides parallelogram perimeter perpendicular PHILLIPS EXETER ACADEMY plane PROBLEM prove Q. E. D. PROPOSITION quadrilateral radii radius equal ratio rect rectangles regular inscribed regular polygon required to construct rhombus right angles right triangle SCHOLIUM segment sides of equal sides of similar similar polygons subtend tangent THEOREM third side triangle ABC vertex vertices Wentworth