A graduated course of problems in practical plane and solid geometry |
Inni boken
Resultat 1-5 av 83
Side
A shifting bevel piece , EP , with clamping screw , is sometimes attached to the
hilt of the square , which enables us to draw parallel lines having any given
inclination to the sides of the drawing - board or to the base line of the drawing .
Note 2 ...
A shifting bevel piece , EP , with clamping screw , is sometimes attached to the
hilt of the square , which enables us to draw parallel lines having any given
inclination to the sides of the drawing - board or to the base line of the drawing .
Note 2 ...
Side 6
From point A as centre , with any radius greater than half the line AB , describe
the arc DE . 2 . From point B as centre , with the same radius , describe the arc FG
, intersecting the arc DE in H and K . 3 . Draw the straight line HK , and the given
...
From point A as centre , with any radius greater than half the line AB , describe
the arc DE . 2 . From point B as centre , with the same radius , describe the arc FG
, intersecting the arc DE in H and K . 3 . Draw the straight line HK , and the given
...
Side 7
Draw the straight line HC , and it will be perpendicular the given straight line AB .
NOTE 1 . - Because HC is perpendicular to AB , each of the angles ACA , BCH is
a right angle . NOTE 2 . - In naming an angle , the middle letter should be at the ...
Draw the straight line HC , and it will be perpendicular the given straight line AB .
NOTE 1 . - Because HC is perpendicular to AB , each of the angles ACA , BCH is
a right angle . NOTE 2 . - In naming an angle , the middle letter should be at the ...
Side 8
Draw the line FB , and it will be perpendicular to , or at right angles to , the given
straight line AB . Problem 3 . — ( A . ) To draw a straight line perpendicular to a
given straight line AB , from a given point outside it . First . Let the given point C
be ...
Draw the line FB , and it will be perpendicular to , or at right angles to , the given
straight line AB . Problem 3 . — ( A . ) To draw a straight line perpendicular to a
given straight line AB , from a given point outside it . First . Let the given point C
be ...
Side 9
From point A as centre , with radius AC , describe arc CE . 3 . Draw the line CE ,
and it will be perpendicular to the given straight line AB . Another Method . 1 .
Take any point Din the given line AB towards A . Join DC , and bisect it in E ( Pr .
1 ) .
From point A as centre , with radius AC , describe arc CE . 3 . Draw the line CE ,
and it will be perpendicular to the given straight line AB . Another Method . 1 .
Take any point Din the given line AB towards A . Join DC , and bisect it in E ( Pr .
1 ) .
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Vanlige uttrykk og setninger
altitude arc cutting Atlas axis base Bisect the angle called centre circumference cloth complete cone construct contained curve cutting cylinder describe a circle describe an arc describe arcs diagonal diameter distance divide draw a line draw lines Draw the line edge elevation ellipse equal equal in area equilateral triangle face four given circle given line given point given square ABCD given straight line given triangle ABC half height hexagon horizontal plane inches inclined inscribe intersection isosceles triangle Join length Maps mark meeting Method 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 semicircle sides similar solid straight line Take touching traces trapezium vertical plane
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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.