Elements of GeometryGinn and Heath, 1877 - 250 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 16.
Σελίδα 22
... erected , I. Any point in the perpendicular is at equal distances from the extremities of the straight line . II . Any point without the perpendicular is at unequal distances from the extremities of the straight line . D R C A P B Let ...
... erected , I. Any point in the perpendicular is at equal distances from the extremities of the straight line . II . Any point without the perpendicular is at unequal distances from the extremities of the straight line . D R C A P B Let ...
Σελίδα 23
... erected at the middle of a straight line is the locus of all points equally distant from the extremi- ties of that straight line . 60. SCHOLIUM . Since two points determine the position of a straight line , two points equally distant ...
... erected at the middle of a straight line is the locus of all points equally distant from the extremi- ties of that straight line . 60. SCHOLIUM . Since two points determine the position of a straight line , two points equally distant ...
Σελίδα 55
... erected at the middle points of the three sides of a triangle meet in a point . A B D F E Ο DI E C F Let DD ' , EE , FF ' , be three perpendiculars erected at D , E , F , the middle points of A B , A C , and BC . We are to prove they ...
... erected at the middle points of the three sides of a triangle meet in a point . A B D F E Ο DI E C F Let DD ' , EE , FF ' , be three perpendiculars erected at D , E , F , the middle points of A B , A C , and BC . We are to prove they ...
Σελίδα 57
... erected at the middle points of the sides of the AA ' B ' C ' . .. these Is meet in a point . $ 120 ( the threes erected at the middle points of the sides of a △ meet in a point ) . Q. E. D. ON QUADRILATERALS . 122. DEF . A ...
... erected at the middle points of the sides of the AA ' B ' C ' . .. these Is meet in a point . $ 120 ( the threes erected at the middle points of the sides of a △ meet in a point ) . Q. E. D. ON QUADRILATERALS . 122. DEF . A ...
Σελίδα 81
... . COROLLARY . The perpendicular erected at the middle of a chord passes through the centre of the circle , and bisects the arc of the chord . PROPOSITION VIII . THEOREM . 185. In the same circle STRAIGHT LINES AND CIRCLES . 81.
... . COROLLARY . The perpendicular erected at the middle of a chord passes through the centre of the circle , and bisects the arc of the chord . PROPOSITION VIII . THEOREM . 185. In the same circle STRAIGHT LINES AND CIRCLES . 81.
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
A B C AABC AACB 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 exterior angles figure given line given point given polygon given straight line greater homologous sides hypotenuse isosceles triangle Let A B Let ABC limit line A B measured by arc middle point number of sides parallelogram perimeter perpendicular 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 variable vertex vertices