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alſo Angle anſwering Arch Artificial Sines Baſe becauſe Caſe Caſk Circle Co-fine Coaſt Compaſs conſequently Courſe and Diſtance Degrees Departure deſcribe Diameter Diff Difference of Latitude Difference of Longitude Diſtance ſailed diurnal Motion Dominical Letter draw Earth Eaſt equal Equator Example firſt greateſt Horizon Hours Io.o Io.ooooo Knot Lagar laſt laſtly leaſt leſs Line Logar Logarithm meaſured Meridian Miles Minutes Moon moſt muſt North Number º º Objećt Obſervation oppoſite Parallel Parallel Sailing paſſing perpendicular Place Plane Plane Sailing Point Pole Produćt propoſed Radius repreſent ſaid ſailed ſame Secant ſee ſet ſeveral ſhall ſhe ſhew Ship's Side ſince ſome South ſtanding Suppoſe a Ship Table of Artificial Tang Tangent theſe thoſe thro tis plain Trigonometry uſe Weſt whoſe
Side 4 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, etc.
Side 58 - In any triangle, the sides are proportional to the sines of the opposite angles, ie. t abc sin A sin B sin C...
Side 33 - Similar figures, are those that have all the angles of the one equal to all the angles of the other, each to each, and the sides about the equal angles proportional.
Side 334 - Solids which decrease gradually from the base till they come to a point, are generally called Pyramids. If the base be a square, it is called a square pyramid; if a triangle, a triangular pyramid ; if a circle, a circular pyramid, or a cone.
Side 221 - ... meridians were drawn parallel to each other, and, confequently, the parallels of latitude made equal to the equator, and fo a degree of longitude on any parallel, as large as a degree on the equator: alfo, in thefe charts, the degrees of latitude were ftill reprefented (as they are in themfelves) equal to each other, and to thofe of the equator; by thefe means the degrees of longitude being increafed beyond their juft proportion, and the more fo 'the nearer they...
Side 4 - All circles, whether great or small, are supposed to have their circumference divided into 360 equal parts, called degrees, and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds, and so on into thirds, fourths,* be. and an arch is said to be. of as many degrees as it contains parts of the 360, into which the circumference is divided.
Side 121 - ... Sunday of January, in a common year, will show all the Sundays throughout the year, and to whatever days in the rest of the months, that letter is put, these days are all Sundays. If the first day of January be on a Sunday, the next year will begin on Monday, and the Sunday will fall on the seventh day, to which is annexed the letter G, which therefore will be the Sunday letter for that year; the next year beginning on Tuesday, the first Sunday will fall on the sixth of January, to which is adjoined...
Side 4 - B is an arc, and a right line drawn from one end of an arc to the other is called a chord.