Mathematics: Mechanic's bids and estimates. Mensuration for beginners. Easy lessons in geometrical drawing. Elementary algebra. A first course in geometry. .... I.. II.. III.. IV.. V.Seymour Eaton Doubleday & McClure Company, 1899 - 340 σελίδες |
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Σελίδα
... inch doz . = dozen sq . mi . square mile ft . = foot sq . rd . square rod gal . = gallon sq . yd . = square yard H. C. F. highest common factor W. = weight yd . = yard in . = inch vi I MECHANICS ' BIDS AND ESTIMATES 1 MECHANICS ' BIDS.
... inch doz . = dozen sq . mi . square mile ft . = foot sq . rd . square rod gal . = gallon sq . yd . = square yard H. C. F. highest common factor W. = weight yd . = yard in . = inch vi I MECHANICS ' BIDS AND ESTIMATES 1 MECHANICS ' BIDS.
Σελίδα 218
... factors in a term may be written in any order without affecting the value of the result . But it is usual to write the letters in alphabetical order ; that is , the product of a , c , and b may be expressed as acb or abc or cba , etc ...
... factors in a term may be written in any order without affecting the value of the result . But it is usual to write the letters in alphabetical order ; that is , the product of a , c , and b may be expressed as acb or abc or cba , etc ...
Σελίδα 222
... factors , such as x + 3 and x - 4 , can always be obtained by the methods already explained , it is of the utmost importance that the student should soon learn to write down such factors rapidly by inspection . Notice the following ...
... factors , such as x + 3 and x - 4 , can always be obtained by the methods already explained , it is of the utmost importance that the student should soon learn to write down such factors rapidly by inspection . Notice the following ...
Σελίδα 227
... factors common to both , just as in arithmetic . The index of any letter in the quotient is the difference of the indices of that letter in the dividend and divisor . ILLUSTRATIVE EXERCISE 21 a3b2c ÷ 3a2b = 21 a b c 3 x 7 xaxaxaxbxbx c ...
... factors common to both , just as in arithmetic . The index of any letter in the quotient is the difference of the indices of that letter in the dividend and divisor . ILLUSTRATIVE EXERCISE 21 a3b2c ÷ 3a2b = 21 a b c 3 x 7 xaxaxaxbxbx c ...
Σελίδα 228
... factor , divide each term separately by that factor and take the algebraic sum of the partial quotients so obtained . 21. ( 63a2 + 216 ) ÷ 7 . 22. ( 42 ab + 6b ) ÷ 3b . 23. ( 7 a2 — ab ) ÷ a . - 24. ( 8 ab - 12 ) ÷ 4 . 25. ( 10 a3 - 5a2 ) ...
... factor , divide each term separately by that factor and take the algebraic sum of the partial quotients so obtained . 21. ( 63a2 + 216 ) ÷ 7 . 22. ( 42 ab + 6b ) ÷ 3b . 23. ( 7 a2 — ab ) ÷ a . - 24. ( 8 ab - 12 ) ÷ 4 . 25. ( 10 a3 - 5a2 ) ...
Συχνά εμφανιζόμενοι όροι και φράσεις
9 ft ABCD acres adjacent angles algebra angle ABC angle ACB angle BAC angle EDF angle equal Answer axle base BC Bisect breadth bricks circle circumference Construction cube cubic foot cylinder describe arcs diagonal diagram diameter Divide draw equal in area equilateral triangle expression exterior angle fence figure Find the area Find the cost Find the number Find the value floor given line given straight line greater highest common factor hypotenuse inches isosceles triangle Join Lesson Let ABC lever measure multiply number of cubic number of square opposite angle parallel parallelogram perpendicular plane Proof Proposition 31 Prove pulley QUESTIONS AND EXERCISES radius rectangle rectangular right angles right-angled triangle rule of signs shown sides solid square root square yard surface THEOREM thick triangle ABC wall weight wide
Δημοφιλή αποσπάσματα
Σελίδα 307 - If two triangles have two angles of the one equal to two angles of the other, each to each, and one side equal to one side, viz. either the sides adjacent to the equal...
Σελίδα 319 - Triangles upon the same base, and between the same parallels, are equal to one another.
Σελίδα 300 - Any two sides of a triangle are together greater than the third side.
Σελίδα 326 - To a given straight line to apply a parallelogram, which shall be equal to a given triangle, and have one of its angles equal to a given rectilineal angle.
Σελίδα 312 - If a straight line fall on two parallel straight lines, it makes the alternate angles equal to one another,and the exterior angle equal to the interior and opposite angle on the same side ; and also the two interior angles on the same side together equal to two right angles.
Σελίδα 332 - In any right-angled triangle, the square which is described upon the side subtending the right angle, is equal to the squares described upon the sides which contain the right angle.
Σελίδα 283 - If two angles of a triangle be equal to one another, the sides also which subtend, or are opposite to, the equal angles, shall be equal to one another.
Σελίδα 314 - To draw a straight line through a given point parallel to a given straight line. Let A be the given point, and BC the given straight line.
Σελίδα 279 - THE angles at the base of an isosceles triangle are equal to one another : and, if the equal sides be produced, the angles upon the other side of the base shall be equal.
Σελίδα 268 - A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight lines drawn from a certain point within the figure to the circumference, are equal to one another.