A practical treatise on ... land and engineering surveying, Band 341863 |
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Seite iv
... centre and sides of a pentagon To find the angles formed by the sides Describing arcs of circles of large magnitude of finding points in and describing large circles • To describe an arc by means of two laths The same by the ...
... centre and sides of a pentagon To find the angles formed by the sides Describing arcs of circles of large magnitude of finding points in and describing large circles • To describe an arc by means of two laths The same by the ...
Seite 29
... centre of a circle to the circumference on both sides . An arc of a circle is any part of the circumference . A chord is a right line joining the extremes of an arc . A segment is any part of a circle bounded by an arc and its chord . A ...
... centre of a circle to the circumference on both sides . An arc of a circle is any part of the circumference . A chord is a right line joining the extremes of an arc . A segment is any part of a circle bounded by an arc and its chord . A ...
Seite 30
... centre to its extremities . A quadrant , or quarter of a circle , is a sector having a quarter of the circumference for its arc , and its two radii per- pendicular to each other , equal to 90 degrees . The height or altitude of a figure ...
... centre to its extremities . A quadrant , or quarter of a circle , is a sector having a quarter of the circumference for its arc , and its two radii per- pendicular to each other , equal to 90 degrees . The height or altitude of a figure ...
Seite 31
... centre being given , Fig . 3 . Bisect A B and B C , and draw the perpendiculars DE and FG ; then draw the lines A D , D G , GC ; with the radius AD describe the arcs AB and BC ; then with the radius DE describe arc E , with the same ...
... centre being given , Fig . 3 . Bisect A B and B C , and draw the perpendiculars DE and FG ; then draw the lines A D , D G , GC ; with the radius AD describe the arcs AB and BC ; then with the radius DE describe arc E , with the same ...
Seite 32
... centre of the arc at d , intersecting the same arc at c ; then through c , and the point of intersection at b , draw the perpendicular b c . Problem 7 . Another method to let fall a perpendicular from a given point near the middle of a ...
... centre of the arc at d , intersecting the same arc at c ; then through c , and the point of intersection at b , draw the perpendicular b c . Problem 7 . Another method to let fall a perpendicular from a given point near the middle of a ...
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A Practical Treatise on ... Land and Engineering Surveying Henry S. Merrett Keine Leseprobe verfügbar - 2015 |
A Practical Treatise On ... Land and Engineering Surveying Henry S Merrett Keine Leseprobe verfügbar - 2018 |
Häufige Begriffe und Wortgruppen
A B C acres adjustment base line bubble calculated centre chain lines chord circle circumference circumferentor collimation column compass correct cross sections cube yards curve datum line described diameter Diff difference Ditto divided divisions draw the line equal fence field-book fifth column figure find the area fixed flag fore sights frustrum given ground height horizontal inches and decimals inclosure instrument intersecting length line A B logarithm manner mark measure method minutes multiply needle object Offsets in inches parallel plate parallelogram pencil perpendicular plotted poles Problem protractor quantity quotient Radius in chains right angles roods Rule scale secant sector segment sextant side A B sine slopes spirit level square links staff station straight edge subtract surface survey surveyor TABLE take the angle tangent points telescope theodolite tie line tracing paper transverse distance trapezium triangle vernier vertical whole
Beliebte Passagen
Seite 102 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Seite 66 - ... the rail; multiply the length by the breadth and the product by the height; then divide the product by two, and you have the number of bushels of shelled corn in the crib.