Nine Geometricall Exercises: For Young Sea-men, and Others that are Studious in Mathematicall Practices ... All which Exercises are Geometrically Performed, by a Line of Chords and Equal Parts, by Waies Not Usually Known Or Practised. Unto which the Analogies Or Proportions are Added, Whereby They May be Applied to the Chiliads of Logarithms, and Canons of Artificiall Sines and TangentsJ. Flesher, 1704 - 192 sider |
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Side 220
... Aldebaran 745 37B 65 1235 31A 64 1715 48 B Regulus 145 17 O 26B 147 4313 33 B Cauda Leonis 167 312 18B 173 416 25B Spica Virgin . 199 16 I 59A 196 56 9 31A Antares 245 13 4 27A 242 2325 37A Fomabant 329 1121 odA 339 Regel 72 17 I 11A ...
... Aldebaran 745 37B 65 1235 31A 64 1715 48 B Regulus 145 17 O 26B 147 4313 33 B Cauda Leonis 167 312 18B 173 416 25B Spica Virgin . 199 16 I 59A 196 56 9 31A Antares 245 13 4 27A 242 2325 37A Fomabant 329 1121 odA 339 Regel 72 17 I 11A ...
Side 222
... Aldebaran ( or any other Star ) being given , in a known Latitude ; To find the Star's Azimuth . HE Quadrant of Altitude being fixed in the Zenith , move Tiara Globe till the Degrees of Altitude given do meet with the Centre of the Star ...
... Aldebaran ( or any other Star ) being given , in a known Latitude ; To find the Star's Azimuth . HE Quadrant of Altitude being fixed in the Zenith , move Tiara Globe till the Degrees of Altitude given do meet with the Centre of the Star ...
Side 223
... Aldebaran ) given : To find THE PROB . XVII . Its Right Afcenfion . HE Globe Rectified to the Latitude , & c . Bring Aldebaran to the Meridian : Then count how many , Degrees of the Equinoctial are contained between the Meridian and the ...
... Aldebaran ) given : To find THE PROB . XVII . Its Right Afcenfion . HE Globe Rectified to the Latitude , & c . Bring Aldebaran to the Meridian : Then count how many , Degrees of the Equinoctial are contained between the Meridian and the ...
Side 224
... Aldebaran ( or any other Star ) continues above the Horizon . B Ring the Aldebaran to the Meridian , and fet the Hour - Cir- cle to 12. Then turn the Globe Weftward , till Aldebaran touch the Horizon ; then fhall the Hour - Index point ...
... Aldebaran ( or any other Star ) continues above the Horizon . B Ring the Aldebaran to the Meridian , and fet the Hour - Cir- cle to 12. Then turn the Globe Weftward , till Aldebaran touch the Horizon ; then fhall the Hour - Index point ...
Side 225
... Aldebaran comes to the Meridian . L ET the time be the First of January , at which time the Sun is in 22 d . of Capricorn . Bring 22 d . of Capricorn to the Meridian , and fet the Hour Index to 12. Then turn the Globe about till Aldebaran ...
... Aldebaran comes to the Meridian . L ET the time be the First of January , at which time the Sun is in 22 d . of Capricorn . Bring 22 d . of Capricorn to the Meridian , and fet the Hour Index to 12. Then turn the Globe about till Aldebaran ...
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Nine Geometricall Exercises: For Young Sea-Men, and Others That Are Studious ... William Leybourn Ingen forhåndsvisning tilgjengelig - 2015 |
Nine Geometricall Exercises: For Young Sea-Men, and Others That Are Studious ... William Leybourn Ingen forhåndsvisning tilgjengelig - 2018 |
Vanlige uttrykk og setninger
Aldebaran alfo Azimuth Bafe becauſe Cafe Canons for Calculation Cathetus Centre Co-fine Co-tangent Compaffes Complement Declination defcribe the Arch Degrees Dial Diameter Difference of Longitude Diſtance Ecliptick equal Equinoctial Extream fame fhall fhew firft Foot fubftracted fuch fuppofe given Line Globe half Difference half Sum half the Difference half the Sum hath Horizon Hour-lines Hours Hypotenuse Index Inftrument Interfection Leffer lefs Logar Longitude Meaſure Meridian muft muſt North Number obferved Oblique Oblique-angled Obtufe oppofite paffing Parallel Perpendicular Place Plain Triangle Planets Pofition Point Pole PROB Quadrant of Altitude Radius Rectangle refolved refpect Right Afcenfion Right Angles Right Line Right-angled Spherical Triangle Rumb Side A B Sine of half South Spherical Triangle Star Stile Sun's Tangent of half Taurus thefe thereof theſe thofe Sides Triangle ABC Trigonometrical Calculation Verfed Sine Weft whofe
Populære avsnitt
Side 179 - Ocean, the first thing which strikes us is, that, the north-east and south-east monsoons, which are found the one on the north and the other on...
Side 257 - The stomachs of birds shot at all times of the year and in all parts of the state, have been preserved in alcohol, each labeled with name, date and locality.
Side 3 - A circle is a plane figure contained by one line, which is Called the circumference, and is fuch that all ftraight lines drawn from a certain point within the figure...
Side 75 - That i г is, the tangent of half the bafe is to the tangent of half the fum of the...
Side 41 - So is the Tangent of half the Sum of the oppofite Angles to the Tangent of half their Difference.
Side 76 - Prove that, in any plane triangle, the base is to the difference of the other two sides, as the sine of half the sum of the angles at the base, to the sine of half their difference : also, that the base is to the sum of the other two sides, as the cosine of half the sum of the angles at the base, to the cosine of half their difference. Ex.
Side 225 - Bring 22 d. of Capricorn to the Meridian, and fet the Hour Index to 1 2. Then turn the Globe about till Aldebaran be under the Meridian, and then you (hall find the Index to point at 42 m.
Side 169 - A line drawn from one pole to the other is called the axis of the magnet-.
Side 32 - Diameter pafllng thro' the other End ; or it is half the Chord of twice the Arch ; fo BF is the Sine of the Arches BA, BD.
Side 222 - Bring 2 1 d. of Capricorn to the Meridian, and the Index to 1 2 a Clock. Then move the Globe and Quadrant of Altitude fo together, that the Great Dog meet with 14 d.