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18 Bisect abscissa angle equal asymptote Bisect the line bound in cloth centre e centre g circumference conjugate axis conjugate hyperbolas contain curve describe a circle describe a regular describe an arc describe another arc describe arcs describe the arc diagram dimensions distance division Dodecagon draw a line Draw the line eiSos ellipse erect a perpendicular extent frustum Geometry given angle given circle given line A B given point given right line heptagon intersect the arc irapa Join last problem line drawn measure metron neatly bound Nonagon opposite hyperbola opposite side Parabola Parallel ruler Parallelogram Pentagon plane figure point of intersection polygon proportional Protractor pupil radius A B raise a perpendicular regular polygon rhombus scale of Chords scale of equal side A B sides equal square transverse axis transverse diameter Trigonometry vertex yavia gonia yuvia
Side 58 - But, if the angle C be not a right angle; at the point A, in the straight line AB, make * the angle BAD equal to the angle C...
Side 74 - The frustum of a cone is the part ih.n remains, when the top is cut off by a plane parallel to the base ; and is otherwise called a truncated cone.
Side 76 - ... or practice. The real inventor of this valuable instrument is unknown ; yet of so much merit has the invention appeared, that it was claimed by Galileo, and disputed by nations. This instrument derives its name from the tenth definition of the third book of Euclid, where he defines the sector of a circle. It is formed of two equal rules called legs ; these legs are...
Side 9 - Fig. 14. bound it. 34. A CIRCLE is a plane figure bounded by a curved line, called the Circumference or Periphery ; which is every where equally distant from a certain point within it, called the CENTRE. An ARC is any part of the circumference. 35. The DIAMETER of a circle, is a straight line drawn through the centre and terminating in the circumference on each side.