The Young Mathematician's Guide: Being a Plain and Easy Introduction to the Mathematicks ... With an Appendix of Practical GaugingJ. Beecroft, 1771 - 480 σελίδες |
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Σελίδα 57
... Demonstrations , I thought these might be more intelligible to him , especially in this place . CHAP . V. Of Decimal Fractions . WHEN , or by whom , this excellent Invention of Decimal Arithmetick was first introduced , is uncertain ...
... Demonstrations , I thought these might be more intelligible to him , especially in this place . CHAP . V. Of Decimal Fractions . WHEN , or by whom , this excellent Invention of Decimal Arithmetick was first introduced , is uncertain ...
Σελίδα 302
... Demonstration . Suppofe the Lines to be AB and DC , meeting in the Point at C : Upon C defcribe any Circle at pleafure ; then will the Arch AD be the Measure of the b , and the Arch DB the Measure of Lei but the Arches ADDB 180 ° , viz ...
... Demonstration . Suppofe the Lines to be AB and DC , meeting in the Point at C : Upon C defcribe any Circle at pleafure ; then will the Arch AD be the Measure of the b , and the Arch DB the Measure of Lei but the Arches ADDB 180 ° , viz ...
Σελίδα 303
... angles . ( 32. e . 1. ) Confequently , any two Angles of any plane Triangle muft evidently be lefs than two Right - angles . ( 17. c . I. ) Demon = Demonstration . txa K Let the AABC be propos'd ; Chap . 3 . 303 Of Theozems .
... angles . ( 32. e . 1. ) Confequently , any two Angles of any plane Triangle muft evidently be lefs than two Right - angles . ( 17. c . I. ) Demon = Demonstration . txa K Let the AABC be propos'd ; Chap . 3 . 303 Of Theozems .
Σελίδα 304
... Demonstration . txa K Let the AABC be propos'd ; draw the Right - line HK pa- rallel to the Side AB , juft touching the Vertical Angle C ; and upon the fame Angular Point C defcribe any Se- H micircle , and produce the Sides AC , and BC ...
... Demonstration . txa K Let the AABC be propos'd ; draw the Right - line HK pa- rallel to the Side AB , juft touching the Vertical Angle C ; and upon the fame Angular Point C defcribe any Se- H micircle , and produce the Sides AC , and BC ...
Σελίδα 305
... Demonstration . Suppose the ABCD to be an Ifofceles A ; that is , let BC = CD . Bifect the 4 C , or ( which is all one ) make CA perpendicular to BD ; then will the △△ on each Side of it ( viz . L BAC and L DAC ) be Right- angles . I ...
... Demonstration . Suppose the ABCD to be an Ifofceles A ; that is , let BC = CD . Bifect the 4 C , or ( which is all one ) make CA perpendicular to BD ; then will the △△ on each Side of it ( viz . L BAC and L DAC ) be Right- angles . I ...
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Άλλες εκδόσεις - Προβολή όλων
The Young Mathematician's Guide: Being a Plain and Easie Introduction to the ... John Ward Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015 |
The Young Mathematician's Guide: Being a Plain and Easy Introduction to the ... John Ward Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
The Young Mathematician's Guide: Being a Plain and Easy Introduction to the ... John Ward Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
alfo Amount Angles Anſwer Arch Area Arithmetick Bafe Baſe becauſe Cafe Cafk call'd Cathetus Circle Circle's Confequently Cube Cubick Inches Cyphers Decimal defcribe Demonftration Denomination Diameter Difference divided Dividend Divifion Divifor eafily eafy eaſy Ellipfis equal Equation Example Extreams faid fame fecond feven feveral fhall fhew fingle firft firft Term firſt fome Fractions Fruftum ftand fubtract fuch Gallons Geometrical given hath Height Hence Hyperbola infinite Series Intereft juft laft laſt Latus Rectum lefs Logarithm Meaſure muft multiplied muſt Number of Terms Parabola Parallelogram Periphery Perpendicular Places of Figures Plane Point Pound Product Progreffion propofed Proportion Quantities Queſtion Radius Refolvend refpective reprefent Right Line Right-angled Right-line Root Rule Scholium Sect Segment Series Side Sine Square Suppofe Surd Tangent thefe Theorem theſe thofe thoſe Tranfverfe Triangle Troy Weight Uncia uſeful Vulgar Fractions whofe whole Numbers
Δημοφιλή αποσπάσματα
Σελίδα 475 - 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.
Σελίδα 479 - C' (89) (90) (91) (92) (93) 112. In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference.
Σελίδα 92 - If 8 men can do a piece of work in 12 days, how long will it take...
Σελίδα 16 - Addition j and bear (or carry) the faid ten (or tens) in Mind, until you have multiplied the next Figure of the Multiplicand by the...
Σελίδα 98 - If 2 men can do 12 rods of ditching in 6 days ; how many rods may be done by 8 men in 24 days ? Ans.
Σελίδα 146 - If equal quantities be added to equal quantities, the fums will be equal. 2. If equal quantities be taken from equal quantities, the remainders will be equal. 3. If equal quantities be multiplied by equal quantities, the produits will be equal.
Σελίδα 479 - Legs is to half their Difference, as the Tangent of half the Sum of the oppofite Angles is to the Tangent of half "their Difference: But...
Σελίδα 84 - Seven gentlemen, who were travelling, met together by chance at a certain inn upon the road, where they were so well pleased with their host, and each other's company, that in a frolic they offered him...
Σελίδα 477 - Secants, and are to be taken out of your Table. To find a Side, any Side may be made Radius : Then fay, As the Name of the Side given, Is to the Name of the Side required ; So is the Side given, To the Side required. But to find an Angle, one of the given Sides...