A course of practical geometry for mechanics1856 |
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... construction and calculation of abstruse figures , never likely to be required by the class of pupils for whom I am now writing . Far be it from me to limit the acquirement of knowledge , or to say that such acquaintance with geometry ...
... construction and calculation of abstruse figures , never likely to be required by the class of pupils for whom I am now writing . Far be it from me to limit the acquirement of knowledge , or to say that such acquaintance with geometry ...
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... construction of the language , which may be acquired in a few weeks by means of this little work , will exceed that which is usually attained , in a much longer period , by the books in general use ; and the pupil , pleased with the ...
... construction of the language , which may be acquired in a few weeks by means of this little work , will exceed that which is usually attained , in a much longer period , by the books in general use ; and the pupil , pleased with the ...
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... construction of Scales has been added for those commencing Mathematical Drawing , and , like the other parts of the book , accompanied by examples for practice . With these alterations , it is hoped that the value of the book will be ...
... construction of Scales has been added for those commencing Mathematical Drawing , and , like the other parts of the book , accompanied by examples for practice . With these alterations , it is hoped that the value of the book will be ...
Página 2
... construction of others with greater ease : but should he meet with difficulty , it may stimulate his efforts when told , that anything in science acquired through perseverance , will amply recompense him for all his toil . DEFINITIONS ...
... construction of others with greater ease : but should he meet with difficulty , it may stimulate his efforts when told , that anything in science acquired through perseverance , will amply recompense him for all his toil . DEFINITIONS ...
Página 15
... construction in problems must be dotted . These are supposed to be rubbed out after the problem is completed , being no longer necessary . They may be compared to the scaffolding , which is to be removed when the building is finished ...
... construction in problems must be dotted . These are supposed to be rubbed out after the problem is completed , being no longer necessary . They may be compared to the scaffolding , which is to be removed when the building is finished ...
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Términos y frases comunes
13 inches A B C A C B Aldersgate Street altitude angle equal arc or angle Arithmetical mean Bisect Book centre circumference contain an angle cutting A B describe a circle describe a regular describe an arc diagonal scale distance Divide a line Draw a line Draw chords Draw the line ellipse equilateral triangle Euclid Euclid's Elements EXAMPLES French FRENCH LANGUAGE Geometry given angle given circle given line given parallelogram given point given square given straight line given triangle Harmonical mean heptagon inch side inches long inches radius inches respectively inscribe isosceles triangle Join Let A B line 2 inches line A B number of degrees number of equal parallel parallel ruler perpendicular plain scale plane Prob PROBLEM produced Prop protractor pupil radii rectangle rectilineal figure regular pentagon regular polygon Relfe rhombus right angles right line right-angled triangle scale of chords segment square equal triangle required vertex vertical angle
Pasajes populares
Página 8 - When a straight line standing on another straight line makes the adjacent angles equal to one another, each of the angles is called a right angle ; and the straight line which stands on the other is called a perpendicular to it.
Página 8 - A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight lines drawn from a certain point within the figure to the circumference, are equal to one another.
Página 7 - A plane rectilineal angle is the inclination of two straight lines to one another, which meet together, but are not in the same straight line.
Página 68 - In any right-angled triangle, the square which is described upon the side subtending the right angle, is equal to the squares described upon the sides which contain the right angle.
Página 14 - An angle in a segment is the angle contained by two straight lines drawn from any point in the circumference of the segment to the extremities of the straight . line which is the base of the segment.
Página 9 - A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference.
Página 11 - Parallel straight lines are such as are in the same plane, and which being produced ever so far both ways, do not meet.
Página 7 - ... straight lines, and the other upon the other line : Thus the angle which is contained by the straight lines, AB, CB, is named the angle ABC, or CBA ; that which is contained by AB...