Inventional Geometry: A Series of Problems, Intended to Familiarize the Pupil with Geometrical Conceptions, and to Exercise His Inventive FacultyD. Appleton, 1876 - 97 páginas |
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Página 9
... greater part of the questions accompany- ing the definitions require for their answers go- ometrical figures and diagrams , accurately con- structed by means of a pair of compasses , a scale of equal parts , and a protractor , while ...
... greater part of the questions accompany- ing the definitions require for their answers go- ometrical figures and diagrams , accurately con- structed by means of a pair of compasses , a scale of equal parts , and a protractor , while ...
Página 22
... is di vided into two equal arcs , each arc is called a semi - circumference . All ares of circles which extend beyond & semi - circumference are called greater arcs . All arcs of circles that are not so great as 22 INVENTIONAL GEOMETRY .
... is di vided into two equal arcs , each arc is called a semi - circumference . All ares of circles which extend beyond & semi - circumference are called greater arcs . All arcs of circles that are not so great as 22 INVENTIONAL GEOMETRY .
Página 23
... greater segments . 26. Make a greater segment , and on it write its name . 27. Make a greater segment , and on the out- side of each of its boundaries write its name , The word segment means a piece cut off : thus we have segments of a ...
... greater segments . 26. Make a greater segment , and on it write its name . 27. Make a greater segment , and on the out- side of each of its boundaries write its name , The word segment means a piece cut off : thus we have segments of a ...
Página 24
... greater segment ? 31. Can you cut from a circle more than one less segment ? 32. Place two circles so that the circumfer ence of each may rest upon the centre of the other , and show that the curved figure common to both circles ...
... greater segment ? 31. Can you cut from a circle more than one less segment ? 32. Place two circles so that the circumfer ence of each may rest upon the centre of the other , and show that the curved figure common to both circles ...
Página 28
... greater or less than the angle of a quadrant are called oblique angles . When an oblique angle is less than a quad- rantal angle , that is less than a right angle , that is less than an angle of 90 ° , it is called an acute angle . 53 ...
... greater or less than the angle of a quadrant are called oblique angles . When an oblique angle is less than a quad- rantal angle , that is less than a right angle , that is less than an angle of 90 ° , it is called an acute angle . 53 ...
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Términos y frases comunes
adjacent angles AMERICAN BOOK COMPANY angular points arc is called arithmetic mean arrange the surfaces axis base boundaries breadth card a hollow circumference construct cube curve determine diagonal scale diameter dimensions distance divide a circle divide a line divide an equilateral dodecagon duodecimals ellipse English equal and similar equal sectors equilateral triangle essays find the area four equal geometry Give a plan give a sketch Give an example gles hexahedron icosahedron isosceles triangle length line drawn line of chords line of sines line of tangents means nonagon number of degrees obtuse angle octagon octahedron pentagon piece of card place a circle place a hexagon place a square polygon protractor pupil pyramid quadrant quadrilaterals radii radius rectangle reëntrant angle rhomboid rhombus right angle right-angled triangle secant sides is called solid square inches square yard student takes the name tetrahedron trapezium versed sine Wellesley College write its name zoid
Pasajes populares
Página 43 - TRIANGLES upon the same base, and between the same parallels, are equal to one another.
Página 13 - I keep the subject constantly before me, and wait till the first dawnings open slowly by little and little into a full and clear light.
Página 5 - INTRODUCTION. it is considered that by geometry the architect constructs our buildings, the civil engineer our railways; that by a higher kind of geometry, the surveyor makes a map of a county or of a kingdom; that a geometry still higher is the foundation of the noble science of...