Elements of GeometryGinn and Heath, 1881 - 250 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 75.
Σελίδα 4
... draw are only imperfect representations of the true lines of Geometry . A line may be conceived as traced or generated by a point in motion . 4. DEF . A Surface has only two of the dimensions of ex- tension , length and breadth . A ...
... draw are only imperfect representations of the true lines of Geometry . A line may be conceived as traced or generated by a point in motion . 4. DEF . A Surface has only two of the dimensions of ex- tension , length and breadth . A ...
Σελίδα 6
... if two of its points be known . Of all lines between two points , the shortest is the straight line ; and the straight line is called the distance between the two points . The point from which a line is drawn is called 6 BOOK I. GEOMETRY .
... if two of its points be known . Of all lines between two points , the shortest is the straight line ; and the straight line is called the distance between the two points . The point from which a line is drawn is called 6 BOOK I. GEOMETRY .
Σελίδα 7
George Albert Wentworth. The point from which a line is drawn is called its origin . 19. If a line , as CB , 4B , be produced through C , the portions C B and CA may be regarded as different lines having opposite directions from the ...
George Albert Wentworth. The point from which a line is drawn is called its origin . 19. If a line , as CB , 4B , be produced through C , the portions C B and CA may be regarded as different lines having opposite directions from the ...
Σελίδα 10
... lines B B ' and A A ' be in the same plane , and let BB ' be perpen- dicular ... line OC describes or generates the angle A O C. A C A ' В D B C A B B ' D A ... drawn through that point is equal to two right angles . D E C B D B H A Fig ...
... lines B B ' and A A ' be in the same plane , and let BB ' be perpen- dicular ... line OC describes or generates the angle A O C. A C A ' В D B C A B B ' D A ... drawn through that point is equal to two right angles . D E C B D B H A Fig ...
Σελίδα 11
... line drawn through that point , as AOB BOC + COD , etc. , Fig . 2 , is equal to two right angles . Hence two adjacent angles , O CA and OC B , formed by two straight lines , of which one is produced from the point of meeting in both di ...
... line drawn through that point , as AOB BOC + COD , etc. , Fig . 2 , is equal to two right angles . Hence two adjacent angles , O CA and OC B , formed by two straight lines , of which one is produced from the point of meeting in both di ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
A B C AABC AACB ABCD acute adjacent angles alt.-int altitude apothem arc A B BC² bisect centre chord A B 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 Iden isosceles triangle Let A B 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