Pleasure with Profit: Consisting of Recreations of Divers Kinds, Viz. Numerical, Geometrical, Mechanical, Statical, Astronomical, Horometrical, Cryptographical, Magnetical, Automatical, Chymical, and Historical : Published to Recreate Ingenious Spirits, and to Induce Them to Make Further Scrutiny Into These (and the Like) Sublime Sciences, and to Divert Them from Following Such Vices, to which Youth (in this Age) are So Much Inclin'dRichard Baldwin and John Dunton, near the Oxford-Arms in Warwick-Lane, and at the Raven in the Poultrey, 1694 - Algebra - 408 pages |
From inside the book
Results 1-5 of 42
Page 8
... Diameter AC in two equal parts at right Angles , by the Diameter F G , and draw the Line A F , which fhall divide the Circle into 4 equal parts . -Fourthly , Set one Foot of the Compaffes in H , and extend the other to F , and , parts ...
... Diameter AC in two equal parts at right Angles , by the Diameter F G , and draw the Line A F , which fhall divide the Circle into 4 equal parts . -Fourthly , Set one Foot of the Compaffes in H , and extend the other to F , and , parts ...
Page 14
... Diameter ) and fetting one foot in C , with the other cross the Diameter A B , in the points E and F ; which two points are the two Centers of the Oval , ( properly the two Focus of the Ellipfis ) : Upon which two points , let two Pins ...
... Diameter ) and fetting one foot in C , with the other cross the Diameter A B , in the points E and F ; which two points are the two Centers of the Oval , ( properly the two Focus of the Ellipfis ) : Upon which two points , let two Pins ...
Page 15
... Diameter and the Center is required to be found . Make choice of a Point towards the Top or Crown of the Arch , as B , in which fet one foot of the Com- paffes , opening them to any competent distance , as from Bto D or E , and with ...
... Diameter and the Center is required to be found . Make choice of a Point towards the Top or Crown of the Arch , as B , in which fet one foot of the Com- paffes , opening them to any competent distance , as from Bto D or E , and with ...
Page 23
... diameter TS in X ; fo isX the Center of the Circle . C , P CONCL U S. XIV . . To find a Point within a Regular Poligon , of any number of equal fides and Angles , upon which Circles may be drawn ; which Circles fhall either circumfcribe ...
... diameter TS in X ; fo isX the Center of the Circle . C , P CONCL U S. XIV . . To find a Point within a Regular Poligon , of any number of equal fides and Angles , upon which Circles may be drawn ; which Circles fhall either circumfcribe ...
Page 30
... Diameter of the Cir- cle A B into 14 equal parts , at II of them , as at D , erect a Perpendi- cular DC , cutting the Circumfe- rence in C ; then draw the line A C , which fhall be the fide of a Square A CEF , equal to the Cir- cle A B ...
... Diameter of the Cir- cle A B into 14 equal parts , at II of them , as at D , erect a Perpendi- cular DC , cutting the Circumfe- rence in C ; then draw the line A C , which fhall be the fide of a Square A CEF , equal to the Cir- cle A B ...
Common terms and phrases
Afad Afterifm againſt Akrab alfo alſo Angle Arabick Arabs Arabs called Arch Archimedes becauſe Cafe Center CHAP Circle Compaffes confifts Conftellation defcribe Diameter Digit diſtance divided draw the line Earth Eclipfe equal Equation Extreams faid fame fecond feem feen felf fetting one foot feven feveral fhadow fhall fhew fhould fide fignifying Figure firft firſt flain fmall fome fometimes ftand fuch fuppofe given Line Greeks hath Heaven Hour Hour-Line Hyginus Inches Inftrument Jupiter laft Laftly Leffer lefs length likewife meaſure Meridian at Midnight Moon motion multiplied muſt Nekra Number obferve oppofite Perfons Perpendicular Planets Pofitive Point Pole Pound Product Proportion Protractor Ptolomy Quantity Quotient Ras al Ghul Reafon reft reprefent Right Line Root Saturn Semicircle ſhall Square ſtand Stars thefe themſelves thereof theſe thofe thoſe Triangle Troy Weight unto uſe Water Weft Weight whofe
Popular passages
Page 24 - His going forth is from the end of the heaven, And his circuit unto the ends of it : And there is nothing hid from the heat thereof.
Page 11 - God said, Let there be lights in the firmament of heaven to divide the day from the night; and let them be for signs, and for seasons, and for days and years: and let them be for lights in the firmament of heaven to give light upon the earth: and it was so.
Page 10 - ... since the same weight which in its fall does turn the wheel, is, by the turning of the wheel, carried up again. Or, if the water, falling upon one wheel, would not be forcible enough for this effect, why then there might be two, or three, or more, according as the length and elevation of the instrument will admit ; by which means the weight of it may be so multiplied in the fall that it shall be...
Page 11 - But on the other side, if all the water falling upon one wheel, would be able to turn it round, then half of it would serve with two wheels ; and the rest may be so disposed of in the fall, as to serve unto some other useful delightful ends. When I first thought of this invention, I could...
Page 9 - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor. Or, 2.
Page 27 - ... equal to the square root of the numerator divided by the square root of the denominator.
Page 31 - ... so that every day the planet that rules the day comes forth, the rest being hid within the frames, till they come out...
Page 60 - B, from B to C, from C to D, from D to E, and from E to A ; and measure the distances AB, BC, CD, DE, and EA.
Page 11 - H, shall consequently give a circular motion to the whole screw : or if this alone should be too weak for the turning of it, then the same water which falls from the wheel H, being received into the other vessel F, may from thence again descend on the wheel I ; by which means the force of it will be doubled *. And...
Page ii - I'll- give you leave to punish me. Thus as soon may the same meat please all palats, as the same sport suit with all dispositions.