Elements of plane (solid) geometry (Higher geometry) and trigonometry (and mensuration), being the first (-fourth) part of a series on elementary and higher geometry, trigonometry, and mensuration |
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Seite 4
... manner . The subject of incommensurable quantities or magnitudes is discussed , and it is shown that our reasoning in reference to such quantities ought not to be embarrassed on account of their incommensurability , since any magnitude ...
... manner . The subject of incommensurable quantities or magnitudes is discussed , and it is shown that our reasoning in reference to such quantities ought not to be embarrassed on account of their incommensurability , since any magnitude ...
Seite 17
... manner be equal to AB ; therefore as many magnitudes as there are in P equal to A , or as there are in R equal to B , so many are there in PR equal to A ± B . Cor . Hence it may be shown that if two magnitudes arc like submultiples of ...
... manner be equal to AB ; therefore as many magnitudes as there are in P equal to A , or as there are in R equal to B , so many are there in PR equal to A ± B . Cor . Hence it may be shown that if two magnitudes arc like submultiples of ...
Seite 42
... manner it may be shown that AC cannot be longer than AB ; therefore these two sides are equal . In B Cor . Therefore every equiangular triangle is equilateral . PROPOSITION XVI . THEOREM . any triangle the greater angle is opposite the ...
... manner it may be shown that AC cannot be longer than AB ; therefore these two sides are equal . In B Cor . Therefore every equiangular triangle is equilateral . PROPOSITION XVI . THEOREM . any triangle the greater angle is opposite the ...
Seite 48
... manner it may be proved that OGA + COC is equal to two right angles . Cor . 1. If OGB is a right angle , GOD will be a right angle also ; therefore , every straight line perpendicular to one of two parallels , is perpendicular to the ...
... manner it may be proved that OGA + COC is equal to two right angles . Cor . 1. If OGB is a right angle , GOD will be a right angle also ; therefore , every straight line perpendicular to one of two parallels , is perpendicular to the ...
Seite 50
... manner , since AE , CB , are parallel , and AB cuts them , the alternate angles ABC , BAE , will be equal : hence the three angles of the tri- angle ABC make up the same sum as the three angles CAB , BAE , EAD ; hence , the sum of the ...
... manner , since AE , CB , are parallel , and AB cuts them , the alternate angles ABC , BAE , will be equal : hence the three angles of the tri- angle ABC make up the same sum as the three angles CAB , BAE , EAD ; hence , the sum of the ...
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Elements of Plane (Solid) Geometry (Higher Geometry) and Trigonometry (and ... Nathan Scholfield Keine Leseprobe verfügbar - 2015 |
Häufige Begriffe und Wortgruppen
ABCD abscissa altitude axis bisect chord circle circular segment circum circumference circumscribing cone conjugate construction convex surface cosec cosine cube curve cylinder described diameter distance divided draw ellipse equal to half equation equivalent feet figure formed frustum Geom geometry given hence hyperbola hypothenuse inches inscribed inscribed sphere latus rectum length logarithm magnitude measured multiplied by one-third number of sides opposite ordinates parabola parallel parallelogram perimeter perpendicular plane polyedroid polyedron polygon portion prism PROBLEM Prop proportional PROPOSITION pyramid quadrant quadrilateral quantities radii radius ratio rectangle regular polygon revoloid rhomboid right angled triangle right line root Scholium sector segment similar similar triangles sine slant height solid angle sphere spherical square straight line tangent THEOREM triangle ABC triangular triangular prism ungula vertex vertical virtual centre
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Seite 36 - Prove that parallelograms on the same base and between the same parallels are equal in area.
Seite 116 - E to A, from A to B, from B to C, and from C to...
Seite 35 - The sum of any two sides of a triangle, is greater than the third side.
Seite 60 - A tangent to a circle is perpendicular to the radius drawn to the point of contact.
Seite 56 - In the same circle, or in equal circles, equal arcs are subtended by equal chords ; and, conversely, equal chords subtend equal arcs.
Seite 38 - The volumes of similar solids are to each other as the cubes of their like dimensions.
Seite 75 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Seite 86 - If there be two straight lines, one of which is divided into any number of parts, the rectangle contained by the two straight lines is equal to the rectangles contained by the undivided line, and the several parts of the divided line. Let...
Seite 211 - To find the solidity of a hyperbolic conoid, or otherwise called a hyperboloid. RULE. To the square of the radius of the base, add the square of the diameter...
Seite 48 - Hence, the interior angles plus four right angles, is equal to twice as many right angles as the polygon has sides, and consequently, equal to the sum of the interior angles plus the exterior angles.