## A graduated course of problems in practical plane and solid geometry |

### Inni boken

Resultat 1-5 av 77

Side

This instrument consists of two straight rulers fixed at right angles to each other ,

as shown in the foregoing diagram . It is used for drawing perpendicular and

This instrument consists of two straight rulers fixed at right angles to each other ,

as shown in the foregoing diagram . It is used for drawing perpendicular and

**parallel lines**, the cross piece , stock , or hilt , AB SECTION PAGE. Side

the cross piece , stock , or hilt , AB , being made to slide along the edge of the

drawing - board , all straight

...

the cross piece , stock , or hilt , AB , being made to slide along the edge of the

drawing - board , all straight

**lines**drawn along the edge of the blade , CD , will be**parallel**to one another . Note 1 . A shifting bevel piece , EP , with clamping screw...

Side

extremities are placed two rollers turning on an axis

that the ruler is capable of moving at right ... By the aid of this instrument , any

number of

...

extremities are placed two rollers turning on an axis

**parallel**to the edge AB , sothat the ruler is capable of moving at right ... By the aid of this instrument , any

number of

**lines**may be drawn**parallel**to a given**line**, and at any given distance...

Side

The

before the drawing is inked in . ... When a

then ...

The

**lines**should be as fine as possible , the india - rubber being used sparingly ,before the drawing is inked in . ... When a

**line**is to be drawn**parallel**to a short**line**, it is better first of all to produce the short**line**indefinitely both ways , andthen ...

Side 2

An oblique

follows that , while there can be but one horizontal

number of oblique

An oblique

**line**is neither horizontal nor vertical . Ex . ABв в в A A A A NOTE . Itfollows that , while there can be but one horizontal

**line**and one vertical , thenumber of oblique

**lines**may be infinite . 8 .**Parallel lines**are those which are ...### Hva folk mener - Skriv en omtale

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### Vanlige uttrykk og setninger

altitude arc cutting Atlas axis base bound called centre circumference cloth complete cone construct contained curve cutting cylinder describe a circle describe an arc describe arcs determine diagonal distance divide division draw a line draw lines drawn edge elevation ellipse equal equal in area equilateral triangle extremities face figure four given circle given line given point given triangle ABC half height hexagon horizontal plane inches inclined inscribe intersection isosceles triangle Join length lines parallel Maps mark meeting NOTE obtain parallel parallelogram pass pentagon perpendicular Philips plane of projection polygon prism Problem produced projection projectors pyramid radii radius rectangle rectilineal figure regular represent required circle respectively right angles scale seen semicircle sides similar solid square tangent touching traces trapezium vertical plane

### Populære avsnitt

Side 295 - Philips' Preparatory Atlas, Containing Sixteen Maps, full colored. Crown quarto, in neat cover, 6d. Philips Preparatory Outline Atlas. Sixteen Maps. Crown quarto, printed on fine cream-wove paper, in neat cover, 6d. Philips Preparatory Atlas of Blank Projections. Sixteen Maps. Crown quarto, printed on fine cream-wove paper, in neat cover, 6d. Philips Elementary Atlas for Young Learners.

Side 294 - Young Student's Atlas, Comprising Thirty-six Maps of the Principal Countries of the World, printed in colors. Edited by W. Hughes, FRGS Imperial 41.0., bound in cloth, 33. 6d. Philips Atlas for Beginners, Comprising Thirty-two Maps of the Principal Countries of the World, constructed from the best authorities, and engraved in the best style. New and enlarged edition, with a valuable Consulting Index, on a new plan.

Side 193 - A cone is a solid figure described by the revolution of a right-angled triangle about one of the sides containing the right angle, which side remains fixed. If the fixed side be equal to the other side containing the right angle, the cone is called a right-angled cone ; if it be less than the other side, an obtuse-angled ; and if greater, an acute-angled cone. XIX. The axis of a cone is the fixed straight line about which the triangle revolves.

Side 123 - A straight line is said to be cut in extreme and mean ratio, when the whole is to the greater segment as the greater segment is to the less.