Epitome of the Art of Navigation: Or, A Short, Easy and Methodical Way to Become a Compleat Navigator ...J. Mount and T. Page, 1770 - 447 sider |
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Resultat 1-5 av 29
Side vii
... less than a Quadrant , In 12 Problems , containing 28 Cafes . VI . The Defcription and Ufe of both Globes , is the next to be confider'd ; in which I have plainly and familiarly explain'd and fhewed the Ufe of the most neceffary Things ...
... less than a Quadrant , In 12 Problems , containing 28 Cafes . VI . The Defcription and Ufe of both Globes , is the next to be confider'd ; in which I have plainly and familiarly explain'd and fhewed the Ufe of the most neceffary Things ...
Side 13
... less than 90 Degrees , as BAC , or Obtufe more than 90 Degrees , as GHI . Figure 7 . Note ; An Angle is written with three Letters , the middle Letter fignifieth the Angular Point as BAC fignifieth the Angle A. An Angle is measured by ...
... less than 90 Degrees , as BAC , or Obtufe more than 90 Degrees , as GHI . Figure 7 . Note ; An Angle is written with three Letters , the middle Letter fignifieth the Angular Point as BAC fignifieth the Angle A. An Angle is measured by ...
Side 20
... less Description ; only to avoid Repetitions take this excellent Rule . A General Rule for Gunter's - Scale . Extend the Compaffes from the firft Term ( in Geometric Pro- portion ) to the fecond : That Extent ( if right laid ) from the ...
... less Description ; only to avoid Repetitions take this excellent Rule . A General Rule for Gunter's - Scale . Extend the Compaffes from the firft Term ( in Geometric Pro- portion ) to the fecond : That Extent ( if right laid ) from the ...
Side 34
... less than 90 deg . called an Acute - angle . 4. When two Lines crofing one another , make the Angles . on every Side equal , then thofe Angles are Right , and the Lines are perpendicular to each other . 5. A Degree , is the 360 Part of ...
... less than 90 deg . called an Acute - angle . 4. When two Lines crofing one another , make the Angles . on every Side equal , then thofe Angles are Right , and the Lines are perpendicular to each other . 5. A Degree , is the 360 Part of ...
Side 50
... less than 24 , fubtract it from 44 ; but if more than 24 , fubtract it from 74 , the Remainder will be Eafter - Limit , or the Day of the Pafchal Full - Moon , from the firft of March in- clufive . If the Epact be just 24 , the Limit is ...
... less than 24 , fubtract it from 44 ; but if more than 24 , fubtract it from 74 , the Remainder will be Eafter - Limit , or the Day of the Pafchal Full - Moon , from the firft of March in- clufive . If the Epact be just 24 , the Limit is ...
Andre utgaver - Vis alle
Epitome of the Art of Navigation: Or, a Short, Easy and Methodical Way to ... James Atkinson Uten tilgangsbegrensning - 1753 |
Epitome of the Art of Navigation; Or, A Short and Easy Methodical Way to ... James Atkinson Uten tilgangsbegrensning - 1711 |
Epitome of the Art of Navigation: Or, a Short, Easy and Methodical Way to ... James Atkinson,William Mountaine Ingen forhåndsvisning tilgjengelig - 2018 |
Vanlige uttrykk og setninger
adjacent Angle alfo Anfw Angle ACB Angle BAC Angle oppofite Axiom Barbadoes Cafe Center Column Compafs Courfe Courſe defcribed Departure Diameter Diff Difference of Latitude Difference of Longitude Diſtance Dominical Letter draw Eaft Eafterly Ecliptic Epact equal Equator Equinoctial Example faid fame fecond Feet fhew fheweth firft firſt fubtract Globe greateſt half hath Horizon Hour Hypothenufe AC Inches Leag Leagues lefs Leg BC Line Lizard Logarithm meaſured Merid Meridian Altitude Minutes Sine neareſt North Number Obfervation Oblique Circle Oblique Triangle Parallel perpendicular Plane Plate Points Pole Primitive Circle Prob Proportion Radius Remainder reprefented Right Afcenfion Right Circle Rule Rumb Ship fails Ship's Side AC Side CD Sine Complement Sine Tangent Secant Solid Content South Latitude Spheric Geometry Spheric Triangle Spheric Trigonometry Star's Sun's Altitude Sun's Azimuth Sun's Declination Sun's Place thefe theſe Trigono tude Weft Wefterly whofe
Populære avsnitt
Side 123 - We infer from this that a triangle can be constructed with three given lines as sides, when the sum of any two sides is greater than the third side.
Side 47 - BD, is to their Difference ; fo is the Tangent of half the Sum of the Angles BDC and BCD, to the Tangent of half their Difference.
Side 159 - AZIMCTR circles, called azimuths, or vertical circles, are great circles of the sphere, intersecting each other in the zenith and nadir, and cutting the horizon at right angles in all the points thereof.
Side 149 - ... globe. A Strait is a narrow part of the ocean lying between two shores, and opening a way into some sea, as the Straits of Gibraltar that lead into the Mediterranean Sea. A Creek is a small narrow part of the sea or river, that goes up but a little way into the land.
Side 138 - ... the angle CGH (1. PI. Tr.): But since CG, HG are at right angles to DGB, which is the common section of the planes CBD, ABD, the angle CGH will be equal to the inclination of these planes (6.
Side 107 - Difference of Latitude, is to the Difference of Longitude ; fo is the Sine Complement of the Middle Latitude, to the Tangent of the Courfe, or more briefly thus : As Diff.
Side 216 - ... as the radius is to the tangent of the latitude ; so is the tangent of the sun's declination to the sine of the ascensional difference sought. This, converted into time, shows how much he rises...
Side ii - Navigatio Britannica: or, a complete System of Navigation, in all its Branches, both with regard to theory and practice; containing Geometry, Plane and Spherical Trigonometry, Astronomy, and the doctrine of the Sphere, &c.
Side 137 - Is to the cosine of half their difference, So is the cotangent of half the contained angle To the tangent of half the sum of the other angle*.
Side 207 - OH the globe by the divisions on the quadrant of altitude, in its motion about the body of the globe, when screwed to the zenith. PARALLELS of declination, in astronomy, are the same with parallels of latitude, in geography. PARALLEL sphere...