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 |
Dentro del libro
Resultados 1-5 de 9
Página 44
... arrange the surfaces so as to fold together , and give a sketch of the hexahedron when finished ; and say what other names a hexahedron has . 144. Can you make a right - angled triangle , whose base shall be 4 and perpendicular 6 ? In a ...
... arrange the surfaces so as to fold together , and give a sketch of the hexahedron when finished ; and say what other names a hexahedron has . 144. Can you make a right - angled triangle , whose base shall be 4 and perpendicular 6 ? In a ...
Página 47
... arrange the surfaces so as to fold together correctly ; and give a sketch of the octahedron . 162. Can you divide an angle into four equal angles , without using more than four circles ? 163. In how many ways can you divide an ...
... arrange the surfaces so as to fold together correctly ; and give a sketch of the octahedron . 162. Can you divide an angle into four equal angles , without using more than four circles ? 163. In how many ways can you divide an ...
Página 60
... arrange all the sides to fit , and give a sketch of it . It is now above 2.000 years since geometri- cians discovered that the square upon the base of any right - angled triangle , together with the square upon the perpendicular , is ...
... arrange all the sides to fit , and give a sketch of it . It is now above 2.000 years since geometri- cians discovered that the square upon the base of any right - angled triangle , together with the square upon the perpendicular , is ...
Página 64
... arrange the sides to fit ; and give a sketch of the prism when complete . • 261. Make a square , whose length and breadth are 6 , and make rectangles , whose lengths and breadths are 7 and 5 , 8 and 4 , 9 and 3 , 10 and 2 , and 11 and 1 ...
... arrange the sides to fit ; and give a sketch of the prism when complete . • 261. Make a square , whose length and breadth are 6 , and make rectangles , whose lengths and breadths are 7 and 5 , 8 and 4 , 9 and 3 , 10 and 2 , and 11 and 1 ...
Página 70
... arrange the surfaces to fit , and give a sketch of the do- decahedron when made . 302. Measure by the line of sines a few acute angles . 303. Can you make an angle of 70 ° by the line of sines ? The sine of the complement of an arc is ...
... arrange the surfaces to fit , and give a sketch of the do- decahedron when made . 302. Measure by the line of sines a few acute angles . 303. Can you make an angle of 70 ° by the line of sines ? The sine of the complement of an arc is ...
Otras ediciones - Ver todas
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