Elements of GeometryGinn, Heath & Company, 1884 |
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Αποτελέσματα 1 - 5 από τα 16.
Σελίδα 59
... Diagonal of a quadrilateral is a straight line joining any two opposite vertices . PROPOSITION XXXVIII . THEOREM . 133. The diagonal of a parallelogram divides the figure into two equal triangles . B C A E Let ABCE be a parallelogram ...
... Diagonal of a quadrilateral is a straight line joining any two opposite vertices . PROPOSITION XXXVIII . THEOREM . 133. The diagonal of a parallelogram divides the figure into two equal triangles . B C A E Let ABCE be a parallelogram ...
Σελίδα 60
... diagonal of a □ divides the figure into two equal △ ) . .. BC = A E , and and - AB CE , ( being homologous sides of equal △ ) . LB = LE , ( being homologous of equal △ ) . = LBAC ZACE , LEAC = ZACB , ( being homologous of equal ...
... diagonal of a □ divides the figure into two equal △ ) . .. BC = A E , and and - AB CE , ( being homologous sides of equal △ ) . LB = LE , ( being homologous of equal △ ) . = LBAC ZACE , LEAC = ZACB , ( being homologous of equal ...
Σελίδα 62
... the alt . - int . & be equal , the lines are parallel ) . .. the figure A B C E is a □ , ( having its opposite sides parallel ) . $ 125 Q. E. D. PROPOSITION XLII . THEOREM . 138. The diagonals of a 62 BOOK I. GEOMETRY .
... the alt . - int . & be equal , the lines are parallel ) . .. the figure A B C E is a □ , ( having its opposite sides parallel ) . $ 125 Q. E. D. PROPOSITION XLII . THEOREM . 138. The diagonals of a 62 BOOK I. GEOMETRY .
Σελίδα 63
George Albert Wentworth. PROPOSITION XLII . THEOREM . 138. The diagonals of a parallelogram bisect each other . B C A E Let the figure ABCE be a parallelogram , and let the diagonals AC and BE cut each other at 0 . We are to prove AO O C ...
George Albert Wentworth. PROPOSITION XLII . THEOREM . 138. The diagonals of a parallelogram bisect each other . B C A E Let the figure ABCE be a parallelogram , and let the diagonals AC and BE cut each other at 0 . We are to prove AO O C ...
Σελίδα 64
... diagonals AC and BE bisecting each other at 0 . We Te are to prove ZAOE and △ AO B rt . 4 . In the AAO E and A O B , AE = A B , ( being sides of a rhombus ) ; OE = O B , ( the diagonals of a bisect each other ) ; AO = AO , $ 128 $ 138 ...
... diagonals AC and BE bisecting each other at 0 . We Te are to prove ZAOE and △ AO B rt . 4 . In the AAO E and A O B , AE = A B , ( being sides of a rhombus ) ; OE = O B , ( the diagonals of a bisect each other ) ; AO = AO , $ 128 $ 138 ...
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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