Mathematics for Practical Men: Being a Common-place Book of Principles, Theorems, Rules, and Tables, in Various Departments of Pure and Mixed Mathematics, with Their Application; Especially to the Pursuits of Surveyors, Architects, Mechanics, and Civil EngineersE. L. Carey and A. Hart, 1834 - 427 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 62.
Σελίδα 104
... perpendicular . All other angles are called oblique angles . 8. An obtuse angle is greater than a right angle , as R. A с в R S D 9. An acute angle is less than a right angle , as s . 10. Contiguous angles are those made by one line ...
... perpendicular . All other angles are called oblique angles . 8. An obtuse angle is greater than a right angle , as R. A с в R S D 9. An acute angle is less than a right angle , as s . 10. Contiguous angles are those made by one line ...
Σελίδα 105
... perpendicular to one another , the oppo- site ones being equal . SEC . I. - Of Angles and Right Lines , and their ... perpendicular to one of two parallels , is perpendicular to the other . 4. If a right line c G , intersects two ...
... perpendicular to one another , the oppo- site ones being equal . SEC . I. - Of Angles and Right Lines , and their ... perpendicular to one of two parallels , is perpendicular to the other . 4. If a right line c G , intersects two ...
Σελίδα 107
... perpendicular to the base of an isosceles triangle , bisects it and the verticle angle . 4. In any triangle , the greatest side is opposite to the greatest angle , and the least to the least . 5. In any triangle A B C , the sum of any ...
... perpendicular to the base of an isosceles triangle , bisects it and the verticle angle . 4. In any triangle , the greatest side is opposite to the greatest angle , and the least to the least . 5. In any triangle A B C , the sum of any ...
Σελίδα 108
... perpendicular be let fall from the right angle upon the hypothenuse , it will divide it into two triangles similar to one another and to the whole , A B D , A D C. B A 0 D Cor . 1. The rectangle of the hypothenuse and either seg- ment ...
... perpendicular be let fall from the right angle upon the hypothenuse , it will divide it into two triangles similar to one another and to the whole , A B D , A D C. B A 0 D Cor . 1. The rectangle of the hypothenuse and either seg- ment ...
Σελίδα 111
... perpendicular o P , drawn from the centre , perpendicular to one side . E APB D C 22. Only three sorts of regular figures can fill up a plane surface , that is , the whole space round an assumed point ; and these are six triangles ...
... perpendicular o P , drawn from the centre , perpendicular to one side . E APB D C 22. Only three sorts of regular figures can fill up a plane surface , that is , the whole space round an assumed point ; and these are six triangles ...
Συχνά εμφανιζόμενοι όροι και φράσεις
arch ascending avoirdupois axis axle balance balance spring base body bridge catenary centre of gravity circle circumference column cord cosec cosine cube cubic cubic foot curve cycloid cylinder depth described diameter difference direction distance ditto divided draw drawn ellipse engine equal equation extremity feet figure fluid foot friction frustrum given Hence horizontal horse hyperbola inches inclined plane isometrical length lever London Bridge machine means measure motion move multiply nearly oscillation parabola parallel parallelogram pendulum perpendicular pipe piston plane point of suspension pressure proportion pulley pump quantity radius ratio right angles right line ruler sails secant side sine specific gravity square steam Suppose surface tangent tion tooth triangle tube valve velocity versin vertex vertical vibration Vulgar Fractions weight wheel whole
Δημοφιλή αποσπάσματα
Σελίδα 12 - Yard, when compared with a Pendulum vibrating Seconds of Mean Time in the Latitude of London in a Vacuum at the Level of the Sea is in the proportion of Thirty-Six Inches to Thirty-Nine Inches and one thousand three hundred and ninety-three ten-thousandth Parts of an Inch...
Σελίδα 121 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.
Σελίδα 13 - CUBIC MEASURE 1728 cubic inches = 1 cubic foot 27 cubic feet = 1 cubic yard...
Σελίδα 54 - To divide a polynomial by a monomial, divide each term of the polynomial by the monomial: (Sab — 12ac) -i- 4a = 36 — 3c.
Σελίδα 23 - Operations with Fractions A) To change a mixed number to an improper fraction, simply multiply the whole number by the denominator of the fraction and add the numerator.
Σελίδα 16 - Minute 60 Minutes = 1 Hour 24 Hours = 1 Day 7 Days = 1 Week 28 Days = 1 Lunar Month 28, 29, 30, or 31 Days = 1 Calendar Month 12 Calendar Months = 1 Year 365 Days = 1 Common Year 366 Days =1 Leap Year In 400 Years, 97 are leap years, and 303 common. WEIGHT OF ENGLISH COINS. Gold. dwt. gr. Sovereign 5 3J Half Sovereign 2 13J Double Sovereign 10 6} Silver.
Σελίδα 16 - Every mass of alloyed gold is supposed to be divided into 24 equal parts ; thus the standard for coin is 22 carat fine, that is, it consists of 22 parts of pure gold and 2 parts of alloy.
Σελίδα 413 - Strength of Cast Iron, &c. A PRACTICAL ESSAY on the STRENGTH of CAST IRON and OTHER METALS. By the late THOMAS TREDGOLD, Mem. Inst. CE, Author of "Elementary Principles of Carpentry,
Σελίδα 44 - In a series of equal ratios, the sum of the antecedents is to the sum of the consequents as any antecedent is to its consequent.
Σελίδα 45 - Multiply the first and second terms together, and divide the product by the third ; the quotient will be the answer in the same denomination as the middle term was reduced into.