Co mówią ludzie - Napisz recenzję
Nie znaleziono żadnych recenzji w standardowych lokalizacjach.
Inne wydania - Wyświetl wszystko
accuracy accurate acres adjusted adopted allow ascertain assume back-sight base line bearing booked calculated centre chain line circle clamped coal colliery column commences correct cross deducted Describe dial difference direction distance divided divisions drawing drawn east equal example feet field figure fixed fore-sight given gives graduated ground half height held horizontal inch inclination joining known legs length magnetic manner mark means measurements meridian method minutes moved Multiply necessary needle notes object observation obtained offsets opposite ordinary parallel perpendicular placed plate plotted position previously protractor reading reduced level represent right angles rise road ruler scale screw seam seen shaft shown side sight square staff station straight line surface survey taken taking telescope theodolite triangle true underground usually vernier vertical yards
Strona 22 - To draw a straight line at right angles to a given straight line, from a given point in the same.
Strona 19 - Any two sides of a triangle are together greater than the third side.
Strona 12 - A plane superficies is that in which any two points being taken, the straight line between them lies wholly in that superficies.
Strona 16 - A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference.
Strona 19 - When the three angles of one are equal to the three angles of the other, each to each, the adjoining diagram shews that the triangles need not be equal in all respects.
Strona 26 - RULE. — Multiply half the sum of the two parallel sides by the perpendicular distance between them, and the product will be the area.
Strona 15 - 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.
Strona 22 - ... are together greater than the. third. Let A, B, C be the three given lines, any two of which are together greater than the third.