Inventional Geometry: A Series of Problems, Intended to Familiarize the Pupil with Geometrical Conceptions, and to Exercise His Inventive FacultyD. Appleton and Company, 1881 - 97 páginas |
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Página 22
... radii of the circle . 22. Make four circles . On the first write its name . Around the outside of the second , write the name of the boundary . In the third , write against the centre its name . And be- tween the centre and the ...
... radii of the circle . 22. Make four circles . On the first write its name . Around the outside of the second , write the name of the boundary . In the third , write against the centre its name . And be- tween the centre and the ...
Página 23
... radii connect together any two points in the circumference of a circle which are on exactly the opposite sides of the centre , they make a chord , which is called the diameter of the circle , and such diameter divides the circle into ...
... radii connect together any two points in the circumference of a circle which are on exactly the opposite sides of the centre , they make a chord , which is called the diameter of the circle , and such diameter divides the circle into ...
Página 27
... radii and an arc is called a sector . When a circle is divided into four equal sec tors , each of such sectors takes the name of quad- rant . 50. Divide a circle into four equal sectors , and write upon each sector its specific name ...
... radii and an arc is called a sector . When a circle is divided into four equal sec tors , each of such sectors takes the name of quad- rant . 50. Divide a circle into four equal sectors , and write upon each sector its specific name ...
Página 28
... radii forming with each other one straight line , it has the same claim to be called a sector as it has to be called a segment , and yet it seldom takes the name of either , being generally called a semi- circle . 57. Make three sectors ...
... radii forming with each other one straight line , it has the same claim to be called a sector as it has to be called a segment , and yet it seldom takes the name of either , being generally called a semi- circle . 57. Make three sectors ...
Página 45
... radii ? You have made a square , and placed an equilateral triangle on each of its sides . 151. Can you make an equilateral triangle , and place a square on each of its sides ? 152. Can you fit a square inside a circle , and another ...
... radii ? You have made a square , and placed an equilateral triangle on each of its sides . 151. Can you make an equilateral triangle , and place a square on each of its sides ? 152. Can you fit a square inside a circle , and another ...
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Términos y frases comunes
66 APPLETONS adjacent angles angular points arc is called arithmetic arithmetic mean arrange the surfaces base BOND STREET boundaries breadth card a hollow circumference construct cube curve diameter Dictionary dimensions divide a circle divide a line divide an equilateral dodecagon duodecimals edition ellipse equal and similar equal sectors equilateral triangle find the area four equal geometry GEORGE PARK FISHER Give a plan give a sketch gles HERBERT SPENCER hexahedron icosahedron Illustrations isosceles triangle length line drawn line of chords line of sines line of tangents means nonagon number of degrees octagon octahedron pentagon perpendicular piece of card place a circle place a hexagon place a square polygon Price protractor pupil pyramid quadrant quadrilaterals radii radius ratio READER rectangle reëntrant angle rhomboid rhombus right angle right-angled triangle secant sides is called solid spheroid square inches square yard takes the name tetrahedron touch trapezium versed sine write its name zoid
Pasajes populares
Página 43 - TRIANGLES upon the same base, and between the same parallels, are equal to one another.
Página 42 - A 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 arrange the surfaces to fit each other, and give a sketch of the tetrahedron when made. You know how to fit a square in a circle. 132. Can you fit a square around a circle ? When two triangles have the angles of one respectively equal to the angles of the other, but the sides of the one longer or shorter respectively than the sides...