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 30
... triangle has one of its angles a right angle , it is called a right - angled triangle . 66. Make a right - angled triangle . When a triangle has each of its angles less than a right angle , and all different in size , it is called a common ...
... triangle has one of its angles a right angle , it is called a right - angled triangle . 66. Make a right - angled triangle . When a triangle has each of its angles less than a right angle , and all different in size , it is called a common ...
Página 39
... right - angled triangles that shall be exactly alike , and whose corresponding sides shall face the same way . When a line meets a circle in such a direction as just to touch it , and yet on being produced goes by it without entering it ...
... right - angled triangles that shall be exactly alike , and whose corresponding sides shall face the same way . When a line meets a circle in such a direction as just to touch it , and yet on being produced goes by it without entering it ...
Página 44
... right - angled triangle , whose base shall be 4 and perpendicular 6 ? In a right - angled triangle , the side which faces the right angle is called the hypothen use . 145. Can you make a right - angled triangle , whose base shall be 4 ...
... right - angled triangle , whose base shall be 4 and perpendicular 6 ? In a right - angled triangle , the side which faces the right angle is called the hypothen use . 145. Can you make a right - angled triangle , whose base shall be 4 ...
Página 56
... angle of 90 ° , and give a figure to show which you con- sider the most convenient way of holding the protractor , when ... right- angled triangle , whose base is 4 , and perpen- dicular 3 ? 227. Place a hexagon inside a circle , and ...
... angle of 90 ° , and give a figure to show which you con- sider the most convenient way of holding the protractor , when ... right- angled triangle , whose base is 4 , and perpen- dicular 3 ? 227. Place a hexagon inside a circle , and ...
Página 58
... right - angled isosceles triangle are together equal to the square upon the hy- pothenuse ? Geometricians have demonstrated that a tri- angle , whose sides are 3 , 4 , and 58 INVENTIONAL GEOMETRY .
... right - angled isosceles triangle are together equal to the square upon the hy- pothenuse ? Geometricians have demonstrated that a tri- angle , whose sides are 3 , 4 , and 58 INVENTIONAL GEOMETRY .
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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