Elementary Geometry: With Applications in MensurationA. S. Barnes & Company, 1850 - 216 Seiten |
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Seite 8
... Triangle , · Properties of Right Angled Triangles , Area of the Trapezoid , Area of the Quadrilateral , Area of the Regular Polygon , Area of Irregular Figures , Of the Circle , · Area of an Ellipse , Area of Circular Rings ...
... Triangle , · Properties of Right Angled Triangles , Area of the Trapezoid , Area of the Quadrilateral , Area of the Regular Polygon , Area of Irregular Figures , Of the Circle , · Area of an Ellipse , Area of Circular Rings ...
Seite 14
... right angled triangle ABC , the side AC , opposite the right angle , is called the hypothenuse . 47. The base of a triangle is the side on which it stands . Thus , AB is the base of the triangle ACB . C B The altitude of a triangle is a ...
... right angled triangle ABC , the side AC , opposite the right angle , is called the hypothenuse . 47. The base of a triangle is the side on which it stands . Thus , AB is the base of the triangle ACB . C B The altitude of a triangle is a ...
Seite 18
With Applications in Mensuration Charles Davies. Of Angles . THEOREM II . If one straight line meet another straight line , the sum of the two adjacent angles will be equal to two right ... Triangles . THEOREM III . If two straight lines 18 ...
With Applications in Mensuration Charles Davies. Of Angles . THEOREM II . If one straight line meet another straight line , the sum of the two adjacent angles will be equal to two right ... Triangles . THEOREM III . If two straight lines 18 ...
Seite 19
... angles which they form , are equal . Let the two straight lines AB and D CD ... right angles . But since the line DE meets the line AB , we have DEB + AED ... triangle ACB be equal to the triangle DEF . Ᏼ Ꭰ F E For , suppose the side ...
... angles which they form , are equal . Let the two straight lines AB and D CD ... right angles . But since the line DE meets the line AB , we have DEB + AED ... triangle ACB be equal to the triangle DEF . Ᏼ Ꭰ F E For , suppose the side ...
Seite 28
... angle AGH is equal to the alternate angle GHD ( Th . xii ) ; but the angle ... right angles ( Th . ii ) ; and since the angle EGB has been proved equal to ... Triangles . Then , since the lines AB and 28 GEOMETRY .
... angle AGH is equal to the alternate angle GHD ( Th . xii ) ; but the angle ... right angles ( Th . ii ) ; and since the angle EGB has been proved equal to ... Triangles . Then , since the lines AB and 28 GEOMETRY .
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Häufige Begriffe und Wortgruppen
12 feet ABCD adjacent angles allel altitude angles equal axis base multiplied bisect breadth called centre chains chord circle whose diameter circular sector circumference common cone consequently convex surface cube cylinder decimal dicular divide dodecagon draw entire surface equal altitudes equal Bk equal to half equivalent figure find the area frustum GEOMETRY half the arc half the product hence heptagon homologous sides hypothenuse included angle inscribed intersection length Let ABCD lower base measured by half Mensuration of Surfaces nonagon number of sides opposite angles outward angle parallelogram parallelopipedon pendicular pentagon perimeter perpen perpendicular plane prism PROBLEM quadrilateral radii radius rectangle regular polygon Required the area rhombus right angled triangle right angles Bk S-ABCDE segment slant height sphere square feet squares described straight line tangent THEOREM three sides trapezoid triangle ABC upper base viii
Beliebte Passagen
Seite 48 - After remarking that the mathematician positively knows that the sum of the three angles of a triangle is equal to two right angles...
Seite 10 - If two triangles have two sides, and the included angle of the one equal to two sides and the included angle of the other, each to each, the two triangles are equal in all respects.
Seite 58 - BD then A is said to have the same ratio to B, that C has to D ; or, the ratio of A to B is equal to the ratio of C to D.
Seite 12 - America, but know that we are alive, that two and two make four, and that the sum of any two sides of a triangle is greater than the third side.
Seite 118 - ... 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...
Seite 112 - 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.
Seite 162 - To find the area of a trapezoid. RULE. Multiply the sum of the parallel sides by the perpendicular distance between them, and then divide the product by two : the quotient will be the area (Bk.
Seite 149 - This pulyedrun may be considered as formed of pyramids, each having for its vertex the centre of the sphere, and for its base one of the faces of the polyedron.
Seite 119 - If a cone be cut by a plane parallel to the base, the section will be a circle.