Elements of Geometry and Trigonometry: With Applications in MensurationA.S. Barnes, 1886 - 324 σελίδες |
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Αποτελέσματα 1 - 5 από τα 58.
Σελίδα 7
... Problems relating to the First and Second Books , BOOK III . Ratios and Proportions , BOOK IV . Measurement of Areas and Proportions of Figures , Problems relating to the Fourth Book , Appendix - Regular Polygons , · Of Planes and their ...
... Problems relating to the First and Second Books , BOOK III . Ratios and Proportions , BOOK IV . Measurement of Areas and Proportions of Figures , Problems relating to the Fourth Book , Appendix - Regular Polygons , · Of Planes and their ...
Σελίδα 10
... Problem is something proposed to be done . 15. A Proposition is something proposed either to be done or demonstrated — and may be either a problem or a theorem . 16. A Corollary is an obvious consequence , deduced from something that ...
... Problem is something proposed to be done . 15. A Proposition is something proposed either to be done or demonstrated — and may be either a problem or a theorem . 16. A Corollary is an obvious consequence , deduced from something that ...
Σελίδα 53
... PROBLEMS RELATING TO THE FIRST AND SECOND BOOKS . THE Problems of Geometry explain the methods of con structing or describing the geometrical figures . For these constructions , a straight ruler and the common compasses or dividers ...
... PROBLEMS RELATING TO THE FIRST AND SECOND BOOKS . THE Problems of Geometry explain the methods of con structing or describing the geometrical figures . For these constructions , a straight ruler and the common compasses or dividers ...
Σελίδα 54
With Applications in Mensuration Charles Davies. Problems . are extended or brought together by placing the forefinger on the joint at b , and pressing the thumb and fingers against the logs PROBLEM 1 . On any line , as CD , to lay off a ...
With Applications in Mensuration Charles Davies. Problems . are extended or brought together by placing the forefinger on the joint at b , and pressing the thumb and fingers against the logs PROBLEM 1 . On any line , as CD , to lay off a ...
Σελίδα 55
... PROBLEM IV . To bisect a given line : that is , to divide it into two equal parts . Let AB be the given line to be ... Problems . For , draw the radii AI , AE BOOK II . 55.
... PROBLEM IV . To bisect a given line : that is , to divide it into two equal parts . Let AB be the given line to be ... Problems . For , draw the radii AI , AE BOOK II . 55.
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Συχνά εμφανιζόμενοι όροι και φράσεις
altitude angles equal base multiplied bisect called centre chains chord circle whose diameter circular sector circumference column comp cone consequently convex surface Cosine Cosine D Cotang cubic cylinder decimal diagonal dicular distance divided draw drawn equal Bk equal to half equivalent EXAMPLES feet figure find the area frustum greater half the arc half the product hence horizontal hypothenuse inches included angle inscribed intersection Let ABCD logarithm lower base measured by half Mensuration of Surfaces number of sides opposite angles outward angle parallel parallelogram parallelopipedon pendicular pentagonal pyramid perimeter perpen perpendicular plane prism PROBLEM proportion pyramid quadrilateral radii radius ratio rectangle regular polygon Required the area rhombus right angled triangle right angles Bk S-ABCDE segment side AC similar similar triangles slant height sphere straight line suppose Tang tangent THEOREM triangle ABC upper base yards
Δημοφιλή αποσπάσματα
Σελίδα 44 - Let ABC be a triangle, of which the side AC is greater than the side AB; the angle ABC shall be greater than the angle BCA.
Σελίδα 11 - A circle (Fig. 38) is a figure bounded by a curved line, called the circumference, every point of which is equally distant from a point within, called the center.
Σελίδα 12 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.
Σελίδα 59 - 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.
Σελίδα 130 - ... or cylinder be cut by a plane parallel to the base, the section is a figure parallel and similar to the base. The one point a...
Σελίδα 209 - Being on a horizontal plane, and wanting to ascertain the height of a tower, standing on the top of an inaccessible hill, there were measured, the angle of elevation of the top of the hill 40°, and of the top of the tower 51° ; then measuring in a direct line 180 feet farther from the hill, the angle of elevation of the top of the tower Cway 33° 45' ; required the height of the tower.
Σελίδα 58 - If two triangles have two sides, and the included angle of the one equal to two sides and the included angle of the other, they are equal in all their parts.
Σελίδα 159 - The surface of a sphere is equal to the product of its diameter by the circumference of a great circle.
Σελίδα 70 - To express that the ratio of A to B is equal to the ratio of C to D, we write the quantities thus : A : B : : C : D; and read, A is to B as C to D.
Σελίδα 33 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.