Inventional Geometry: A Series of Problems Intended to Familiarize the Pupil with Geometrical Conceptions, and to Exercise His Inventive FacultyD. Appleton and Company, 1886 - 97 páginas |
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Página 15
... body , as a cube , ' are called its faces or surfaces , ' and the edges of these surfaces are called lines . The distance between the top and bottom of the cube is a dimension called the height , depth , or thickness of the cube ; the ...
... body , as a cube , ' are called its faces or surfaces , ' and the edges of these surfaces are called lines . The distance between the top and bottom of the cube is a dimension called the height , depth , or thickness of the cube ; the ...
Página 41
... one point ? You recollect that plane figure that has the fewest lines possible for its boundaries . 130. Of how few plane surfaces can you make a solid body ? A body which has four plane , equal , and INVENTIONAL GEOMETRY . 41.
... one point ? You recollect that plane figure that has the fewest lines possible for its boundaries . 130. Of how few plane surfaces can you make a solid body ? A body which has four plane , equal , and INVENTIONAL GEOMETRY . 41.
Página 42
... body which has four plane , equal , and similar surfaces , is called a tetrahedron . 131. Make a hollow tetrahedron of one piece of cardboard , and show on paper how you ar- range the surfaces to fit each other , and give a sketch of ...
... body which has four plane , equal , and similar surfaces , is called a tetrahedron . 131. Make a hollow tetrahedron of one piece of cardboard , and show on paper how you ar- range the surfaces to fit each other , and give a sketch of ...
Página 43
... without overlapping , and compare that number with the number of hexa- gons , the number of squares , and the number of equilateral triangles . When a body has six equal and similar sur- faces INVENTIONAL GEOMETRY . 43.
... without overlapping , and compare that number with the number of hexa- gons , the number of squares , and the number of equilateral triangles . When a body has six equal and similar sur- faces INVENTIONAL GEOMETRY . 43.
Página 44
... body has six equal and similar sur- faces it is called a hexahedron . 143. Make of one piece of card a hollow hexahedron . Show on paper how you arrange the surfaces so as to fold together , and give a sketch of the hexahedron when ...
... body has six equal and similar sur- faces it is called a hexahedron . 143. Make of one piece of card a hollow hexahedron . Show on paper how you arrange the surfaces so as to fold together , and give a sketch of the hexahedron when ...
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Términos y frases comunes
adjacent angles angular points APPLETON arc is called arithmetic arithmetic mean arrange the surfaces axis BALFOUR STEWART base Book-Keeping boundaries breadth card a hollow circumference construct cube curve diameter dimensions divide a circle divide a line divide an equilateral dodecagon Double-Entry Book-Keeping duodecimals ellipse equal and similar equal sectors equilateral triangle find the area four equal FRANKLIN TAYLOR Geology geometry Give a plan give a sketch gles HERBERT SPENCER hexahedron icosahedron Illustrations Inventional Geometry isosceles triangle length line drawn line of chords line of sines line of tangents means nonagon number of degrees obtuse angle octahedron orthoëpists pentagon piece of card place a circle place a hexagon place a square polygon Prof protractor pupil pyramid quadrant quadrilaterals radii radius rectangle reëntrant angle rhomboid rhombus right-angled triangle Science Primer secant sides is called solid square inches square yard takes the name tetrahedron trapezium versed sine write its name zoid