Elements of Geometry, and Plane and Spherical Trigonometry: With Numerous Practical ProblemsIvison, Blakeman, Taylor, 1860 - 453 páginas |
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Página v
... Polygons ..... BOOK II . PAGE 9 10 12 13 .... 14 15 16 16 17 17 19 Proportion , and its Application to Geometrical Investigations .... 59 BOOK III . Of the Circle , and the Investigation of Theorems dependent on its Properties .... 88 ...
... Polygons ..... BOOK II . PAGE 9 10 12 13 .... 14 15 16 16 17 17 19 Proportion , and its Application to Geometrical Investigations .... 59 BOOK III . Of the Circle , and the Investigation of Theorems dependent on its Properties .... 88 ...
Página vi
... Polygons and Circles . 130 Practical Problems .. 142 BOOK VI . On the Intersections of Planes , the Relative Positions of Planes , and of Planes and Lines .. BOOK VII . Solid Geometry . Practical Problems .... BOOK VIII . Practical ...
... Polygons and Circles . 130 Practical Problems .. 142 BOOK VI . On the Intersections of Planes , the Relative Positions of Planes , and of Planes and Lines .. BOOK VII . Solid Geometry . Practical Problems .... BOOK VIII . Practical ...
Página 12
... Polygon is a plane figure bounded by straight lines , called the sides of the polygon . The least number of sides that can bound a polygon is three , and by the figure thus bounded all other polygons are analyzed . FIGURES OF THREE ...
... Polygon is a plane figure bounded by straight lines , called the sides of the polygon . The least number of sides that can bound a polygon is three , and by the figure thus bounded all other polygons are analyzed . FIGURES OF THREE ...
Página 13
... polygon having four sides and four angles . 33. A Parallelogram is a quadrilateral which has its opposite sides ... Polygons bounded by a greater number of sides than four are denominated only by the number of sides 2 DEFINITIONS . 18 ...
... polygon having four sides and four angles . 33. A Parallelogram is a quadrilateral which has its opposite sides ... Polygons bounded by a greater number of sides than four are denominated only by the number of sides 2 DEFINITIONS . 18 ...
Página 14
... polygon are lines joining the vertices of angles not ad- jacent . 42. The Perimeter of a polygon is its boundary consid ered as a whole . 43. The Base of a polygon is the side upon which the polygon is supposed to stand . 44. The ...
... polygon are lines joining the vertices of angles not ad- jacent . 42. The Perimeter of a polygon is its boundary consid ered as a whole . 43. The Base of a polygon is the side upon which the polygon is supposed to stand . 44. The ...
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Términos y frases comunes
ABCD altitude angle opposite axis bisected chord circle circumference circumscribed common cone convex surface cos.a cos.b cos.c Cosine Cotang diagonal diameter dicular difference distance divided draw equal angles equation equiangular equivalent find the angles formulæ four magnitudes frustum given line greater half Hence the theorem homologous hypotenuse included angle inscribed intersect isosceles less Let ABC logarithm measured multiplied N.sine number of sides opposite angles parallelogram parallelopipedon pendicular perpen perpendicular plane ST polyedron PROBLEM produced Prop proportion PROPOSITION prove pyramid quadrantal radii radius rectangle regular polygon right angles right-angled spherical triangle right-angled triangle SCHOLIUM secant segment similar sin.a sin.b sin.c sine solid angles sphere SPHERICAL TRIGONOMETRY straight line subtracting Tang tangent three angles three sides triangle ABC triangular prisms TRIGONOMETRY vertex vertical angle volume
Pasajes populares
Página 320 - 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.
Página 65 - If four magnitudes are in proportion, the sum of the first and second is to their difference as the sum of the third and fourth is to their difference.
Página 121 - In a given circle to inscribe a triangle equiangular to a given triangle. Let ABC be the given circle, and DEF the given triangle ; it is required to inscribe in the circle ABC a triangle equiangular to the triangle DEF.
Página 56 - If a straight line be divided into two equal parts, and also into two unequal parts; the rectangle contained by the unequal parts, together with the square of the line between the points of section, is equal to the square of half the line.
Página 34 - Conversely: if two angles of a triangle are equal, the sides opposite to them are equal, and the triangle it itosceles.
Página 126 - To inscribe a regular polygon of a certain number of sides in a given circle, we have only to divide the circumference into as many equal parts as the polygon has sides : for the arcs being equal, the chords AB, BC, CD, &c.
Página 22 - If two parallel lines are cut by a third straight line, the sum of the two interior angles on the same side of the secant line is equal to two right angles.
Página 277 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Página 94 - The angle in a semicircle is a right angle ; the angle in a segment greater than a semicircle is less than a right angle ; and the angle in a segment less than a semicircle is greater than a right angle.
Página 30 - Therefore all the interior angles of the figure, together with four right angles, are equal to twice as many right angles as the figure has sides.