Elementary Geometry: With Applications in MensurationA. S. Barnes & Company, 1850 - 216 Seiten |
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Seite 5
... place in its own class , the task of supplying suit- able works would not be difficult . An indifferent college is generally inferior in the system and scope of its instruction to the academy or high school ; while the district school ...
... place in its own class , the task of supplying suit- able works would not be difficult . An indifferent college is generally inferior in the system and scope of its instruction to the academy or high school ; while the district school ...
Seite 9
... place between the extremities is also called a point . 3. A Straight Line is the shortest dis- tance between two points . Thus AB is a A straight line , and is the shortest distance from A to B. 4. A Curve Line is one which changes its ...
... place between the extremities is also called a point . 3. A Straight Line is the shortest dis- tance between two points . Thus AB is a A straight line , and is the shortest distance from A to B. 4. A Curve Line is one which changes its ...
Seite 54
... place the forefinger on the joint at b . Then , set one foot of the dividers at A , and extend the legs with the thumb and fingers , until the other foot reaches B. A B C E D Then , ' raise the dividers , place one foot at C , and mark ...
... place the forefinger on the joint at b . Then , set one foot of the dividers at A , and extend the legs with the thumb and fingers , until the other foot reaches B. A B C E D Then , ' raise the dividers , place one foot at C , and mark ...
Seite 55
... Place one edge of the ruler on A and slide the ruler around until the same edge falls on B. Then , with a pen , or pencil , draw the line AB . Α B PROBLEM IV . To bisect a given line : that is , to divide it into two equal parts Let AB ...
... Place one edge of the ruler on A and slide the ruler around until the same edge falls on B. Then , with a pen , or pencil , draw the line AB . Α B PROBLEM IV . To bisect a given line : that is , to divide it into two equal parts Let AB ...
Seite 83
... Place the base of one parallel- ogram on that of the other , so that AB shall be the common base of the two parallelograms ABCD and ABEF . Now , since the par- allelograms have the same altitude , their upper bases , DC and FE , will ...
... Place the base of one parallel- ogram on that of the other , so that AB shall be the common base of the two parallelograms ABCD and ABEF . Now , since the par- allelograms have the same altitude , their upper bases , DC and FE , will ...
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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.