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 17
... boundaries or ends of a line are called points , and the intersection of two lines gives a point . As a point has neither length , breadth , nor 1 When the word line is used in these definitions and ques . tions a straight line is ...
... boundaries or ends of a line are called points , and the intersection of two lines gives a point . As a point has neither length , breadth , nor 1 When the word line is used in these definitions and ques . tions a straight line is ...
Página 20
... boundaries of a surface are straight lines , the figure is called a rectilinear figure , and each boundary is called a side . Thus we have rectilinear figures of four sides , of five sides , of six sides , etc. 16. Make a few ...
... boundaries of a surface are straight lines , the figure is called a rectilinear figure , and each boundary is called a side . Thus we have rectilinear figures of four sides , of five sides , of six sides , etc. 16. Make a few ...
Página 21
... boundaries one line and two curves . 21. Make a mixed figure , having for its boundaries one curve and two lines . When a figure has a boundary of such a form that all lines drawn from a certain point within it to that boundary are ...
... boundaries one line and two curves . 21. Make a mixed figure , having for its boundaries one curve and two lines . When a figure has a boundary of such a form that all lines drawn from a certain point within it to that boundary are ...
Página 22
... boundary is called the circumference of the circle , and the equal lines drawn from the cen- tre to the circumference are called the radii of the circle . 22. Make four circles . On the first write its name . Around the outside of the ...
... boundary is called the circumference of the circle , and the equal lines drawn from the cen- tre to the circumference are called the radii of the circle . 22. Make four circles . On the first write its name . Around the outside of the ...
Página 23
... boundaries write its name . 1 The word segment means a piece cut off : thus we have segments of a line and segments of a sphere , as well as seg . ments of a circle . All segments of a circle that do not contain so INVENTIONAL GEOMETRY .
... boundaries write its name . 1 The word segment means a piece cut off : thus we have segments of a line and segments of a sphere , as well as seg . ments of a circle . All segments of a circle that do not contain so INVENTIONAL GEOMETRY .
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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