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 33
... rhomboid , of a trapezoid , and of a trapezium . The line that joins the opposite angles of a quadrilateral is called a diagonal . 78. Show that each variety of quadrilateral has two diagonals , and say in which kind the diagonals can ...
... rhomboid , of a trapezoid , and of a trapezium . The line that joins the opposite angles of a quadrilateral is called a diagonal . 78. Show that each variety of quadrilateral has two diagonals , and say in which kind the diagonals can ...
Página 34
... rhomboid ? 84. Can you make a trapezoid ? 85. Can you make a trapezium ? When a geometrical figure has more than four sides , it takes the name of polygon , which means many - angled ; and when a polygon has all its sides equal , and ...
... rhomboid ? 84. Can you make a trapezoid ? 85. Can you make a trapezium ? When a geometrical figure has more than four sides , it takes the name of polygon , which means many - angled ; and when a polygon has all its sides equal , and ...
Página 42
... rhomboid , and divide it several ways into two figures that shall be equal to each other , and similar to each other , and write on each figure its appropriate name . 135. Make two equal and similar rhomboids , and divide one into two ...
... rhomboid , and divide it several ways into two figures that shall be equal to each other , and similar to each other , and write on each figure its appropriate name . 135. Make two equal and similar rhomboids , and divide one into two ...
Página 47
... rhomboid with- out using more than one circle ? 168. Is it possible to make a symmetrical trapezium , using no more than one circle ? 169. Can you place a hexagon in an equilat- eral triangle , so that every other angle of the ...
... rhomboid with- out using more than one circle ? 168. Is it possible to make a symmetrical trapezium , using no more than one circle ? 169. Can you place a hexagon in an equilat- eral triangle , so that every other angle of the ...
Página 49
... rhomboid ? 183. Can you convert a rectangle into a rhombus ? 184. Can you divide any triangle into four equal and similar triangles ? 185. Can you invent a method of dividing a line into three equal parts ? 186. Can you place a hexagon ...
... rhomboid ? 183. Can you convert a rectangle into a rhombus ? 184. Can you divide any triangle into four equal and similar triangles ? 185. Can you invent a method of dividing a line into three equal parts ? 186. Can you place a hexagon ...
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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