Elements of Geometry: Containing the First Six Books of Euclid, with a Supplement on the Quadrature of the Circle, and the Geometry of Solids: to which are Added Elements of Plane and Spherical TrigonometryCollins & Hannay, 1860 - 333 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 3 από τα 30.
Σελίδα 78
... circle , and therefore the straight line AG cuts the circle . COR . From this it is manifest , that the straight line which is drawn at right an- gles to the diameter of a circle from the extremity of it , touches the circle ; and ...
... circle , and therefore the straight line AG cuts the circle . COR . From this it is manifest , that the straight line which is drawn at right an- gles to the diameter of a circle from the extremity of it , touches the circle ; and ...
Σελίδα 87
... Circle, and the Geometry of Solids: to which are Added Elements of Plane and Spherical Trigonometry John Playfair ... touches the circle , shall be equal to the angles in the alter- nate segments of the circle . Let the straight line EF ...
... Circle, and the Geometry of Solids: to which are Added Elements of Plane and Spherical Trigonometry John Playfair ... touches the circle , shall be equal to the angles in the alter- nate segments of the circle . Let the straight line EF ...
Σελίδα 92
... Circle, and the Geometry of Solids: to which are Added Elements of Plane and Spherical Trigonometry John Playfair ... touches the circle . D Draw ( 17. 3. ) the straight line DE touching the circle ABC ; find the centre F , and join FE ...
... Circle, and the Geometry of Solids: to which are Added Elements of Plane and Spherical Trigonometry John Playfair ... touches the circle . D Draw ( 17. 3. ) the straight line DE touching the circle ABC ; find the centre F , and join FE ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
ABC is equal ABCD altitude angle ABC angle ACB angle BAC angle EDF arch AC base BC bisected centre circle ABC circumference cosine cylinder demonstrated diameter draw equal and similar equal angles equiangular equilateral equilateral polygon equimultiples Euclid exterior angle fore four right angles given straight line greater hypotenuse inscribed join less Let ABC Let the straight line BC magnitudes meet multiple opposite angle parallel parallelogram perpendicular polygon prism PROB produced proportionals proposition Q. E. D. COR Q. E. D. PROP radius ratio rectangle contained rectilineal figure remaining angle segment semicircle side BC sine solid angle solid parallelopipeds spherical angle spherical triangle straight line AC THEOR third touches the circle triangle ABC triangle DEF wherefore