Elements of Geometry, Conic Sections, and Plane Trigonometry |
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Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD altitude axis base bisect called centre chord circle circumference coincide common cone conjugate consequently construct contained corresponding Cosine Cotang curve described diagonals diameter difference distance divided draw ellipse equal equivalent extremity fall feet figure focus formed four given given point greater half Hence hyperbola hypothenuse inches included inscribed intersection join less logarithm manner mean measured meet multiplied parabola parallel parallelogram pass perimeter perpendicular plane plane MN polygon prism PROBLEM produced projection Prop proportional PROPOSITION proved pyramid quantities radius ratio rectangle regular represent respect right angles Scholium secant segment sides similar sine solid sphere square straight line suppose surface symmetrical Tang tangent THEOREM third transverse triangle triangle ABC vertex vertices volume
Δημοφιλή αποσπάσματα
Σελίδα 68 - Any two rectangles are to each other as the products of their bases by their altitudes.
Σελίδα 35 - If two triangles have two angles of the one equal to two angles of the other, each to each, and one side equal to one side, viz.
Σελίδα 187 - The sum of the angles of a spherical triangle is greater than two and less than six right angles ; that is, greater than 180° and less than 540°. (gr). If A'B'C' is the polar triangle of ABC...
Σελίδα 64 - BEC, taken together, are measured by half the circumference ; hence their sum is equal to two right angles.
Σελίδα 71 - IF a straight line be divided into any two parts, the square of the whole line is equal to the squares of the two parts, together with twice the' rectangle contained by the parts.
Σελίδα 23 - BC common to the two triangles, which is adjacent to their equal angles ; therefore their other sides shall be equal, each to each, and the third angle of the one to the third angle of the other, (26.
Σελίδα 20 - Wherefore, when a straight line, &c. QED PROP. XIV. THEOR. If, at a point in a straight line, two other straight lines, upon the opposite sides of it, make the adjacent angles together equal to two right angles, these two straight lines shall be in one and the same straight line.
Σελίδα 124 - The area of a circle is equal to the product of its circumference by half the radius.* Let ACDE be a circle whose centre is O and radius OA : then will area OA— ^OAxcirc.
Σελίδα 177 - THEOREM. The sum of the sides of a spherical polygon, is less than the circumference of a great circle. Let...
Σελίδα 27 - If two triangles have the three sides of the one equal to the three sides of the other, each to each, the triangles are congruent.
Πληροφορίες βιβλιογραφίας
| Τίτλος | Elements of Geometry, Conic Sections, and Plane Trigonometry |
| Συγγραφέας | Elias Loomis |
| Έκδοση | αναθεωρημένη |
| Εκδότης | Harper & Bros., 1877 |
| Πρωτότυπο από | Πανεπιστήμιο Χάρβαρντ |
| Ψηφιοποιήθηκε στις | 14 Αυγ. 2007 |
| Μέγεθος | 436 σελίδες |
| Εξαγωγή αναφοράς | BiBTeX EndNote RefMan |