A Concise System of Mathematics ...Oliver & Boyd, 1830 - 120 σελίδες |
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Αποτελέσματα 1 - 5 από τα 100.
Σελίδα 82
... PROB . IX . To divide a straight line AB in any pro- portions , as of 3 , 5 , 7 . C E AH K B Draw any parallels AC and BD , through A and B on different sides of AB . From any scale of equal parts take the extent from 0 to 3 , and lay ...
... PROB . IX . To divide a straight line AB in any pro- portions , as of 3 , 5 , 7 . C E AH K B Draw any parallels AC and BD , through A and B on different sides of AB . From any scale of equal parts take the extent from 0 to 3 , and lay ...
Σελίδα 83
... PROB . XIII . To find a mean proportional between two straight lines , as 9 and 4 . On the same straight line lay AB ... PROB . XIV . To bisect a given angle ABC . From B , with any radius , cut the sides in A and C. From A describe the ...
... PROB . XIII . To find a mean proportional between two straight lines , as 9 and 4 . On the same straight line lay AB ... PROB . XIV . To bisect a given angle ABC . From B , with any radius , cut the sides in A and C. From A describe the ...
Σελίδα 84
... PROB . XVIII . To measure a given angle BAC . With the chord of 60 ° , from A describe the arc BC . Take BC , and lay it on the line of chords , and it will show the number of degrees in the angle BAC . If the extent from B to C be ...
... PROB . XVIII . To measure a given angle BAC . With the chord of 60 ° , from A describe the arc BC . Take BC , and lay it on the line of chords , and it will show the number of degrees in the angle BAC . If the extent from B to C be ...
Σελίδα 85
... PROB . XXI . To make a triangle , of which two angles 43 ° 36 ' , and 57 ° 44 ' , and one side 297 feet , are given . A B A C B Then , Make the angle BAC 43 ° 36 ′ , and make AB 297 . if the other given angle is to be adjacent to the ...
... PROB . XXI . To make a triangle , of which two angles 43 ° 36 ' , and 57 ° 44 ' , and one side 297 feet , are given . A B A C B Then , Make the angle BAC 43 ° 36 ′ , and make AB 297 . if the other given angle is to be adjacent to the ...
Σελίδα 86
... PROB . XXIV . To make a parallelogram , of which there are given two sides 421 and 234 feet , and the perpendicular upon one of them , suppose the longest , from the end of the other 196 . Draw CD parallel to AB , at the dis- tance of ...
... PROB . XXIV . To make a parallelogram , of which there are given two sides 421 and 234 feet , and the perpendicular upon one of them , suppose the longest , from the end of the other 196 . Draw CD parallel to AB , at the dis- tance of ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
9 inches ABCD angle ABC axes axis balls base breadth cask centre chord circle circumference Cosine Cotang cubic feet cubic inches curve cylinder Degrees depth diagonal diameter difference directrix distance divided divisor draw ellipse equal feet 6 inches feet long field field-book find the area fleur-de-lis fluxion foot frustum Gauge-Points girt given hyperbola hypotenuse imperial gallons inches broad logarithm mean proportional measured multiply opposite parabola parallel perches perpendicular poles PROB PROP quantity quotient radius ratio rectangle Required the area Required the content Required the height right angles right ascension RULE segment side AC solid specific gravity spherical triangle square root square yard station straight line subtract taken Tang tangent Theodolite thickness triangle ABC ullage wet inches
Δημοφιλή αποσπάσματα
Σελίδα 30 - In each succeeding term the coefficient is found by multiplying the coefficient of the preceding term by the exponent of a in that term, and dividing by the number of the preceding term.
Σελίδα 19 - Divide the first term of the dividend by the first term of the divisor, and write the result as the first term of the quotient. Multiply the whole divisor by the first term of the quotient, and subtract the product from the dividend.
Σελίδα 58 - The sum of any number of terms in arithmetical progression is equal to the sum of the extremes multiplied by half the number of terms.
Σελίδα 335 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Σελίδα 336 - If two triangles have the three sides of the one equal to the three sides of the other, each to each, the triangles are congruent.
Σελίδα 19 - Powers of the same quantity are divided by subtracting the exponent of the divisor from that of the dividend ; the remainder is the exponent of the quotient.
Σελίδα 58 - In any series of numbers in arithmetical progression, the sum of the two extremes is equal to the sum of any two terms equally distant from them; as in the latter of the above series 6 + 1=4+3, and =5+2.
Σελίδα 13 - C, indicates that the sum of A and B is to be multiplied by C ; and (A + B) -=- C, indicates that the sum of A and B is to be divided by C.
Σελίδα 130 - So IS THE AREA OF THE CIRCLE, TO THE AREA OF THE SECTOR.
Σελίδα 141 - ... containing ten pounds avoirdupois weight of distilled water, weighed in air, at the temperature of 62...