An Arithmetic for Upper Grades

Εξώφυλλο
D.C. Heath, 1908 - 298 σελίδες
 

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Άλλες εκδόσεις - Προβολή όλων

Συχνά εμφανιζόμενοι όροι και φράσεις

Δημοφιλή αποσπάσματα

Σελίδα 155 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq. yd.) 30^ square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 199 - The square of the sum of two numbers is equal to the square of the first, plus twice the product of the first by the second, plus the square of the second.
Σελίδα 172 - MEASURE. 10 millimeters (mm.) = 1 centimeter (cm.) 10 centimeters = 1 decimeter (dm.) 10 decimeters = 1 meter (m.) 10 meters = 1 dekameter (Dm.) 10 dekameters = 1 hektometer (Hm.) 10 Hektometers = 1 kilometer (Km.) 10 kilometers = 1 myriameter (Mm.) 1 meter = 39.37 inches.
Σελίδα 300 - Linear Measure 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5...
Σελίδα 142 - TROY WEIGHT. 24 grains (gr.) 1 pennyweight (pwt.) 20 pennyweights, 1 ounce (oz.) 12 ounces ... 1 pound (Ib.) Troy weight is used in weighing gold, silver, precious stones, etc. APOTHECARIES
Σελίδα 301 - AVOIRDUPOIS WEIGHT 16 ounces (oz.) . . . = 1 pound Ib. 100 pounds =1 hundredweight . . cwt. 2000 pounds =1 ton T.
Σελίδα 204 - Pythagoras' theorem states that the square of the length of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the lengths of the other two sides.
Σελίδα 271 - Multiply as in whole numbers, and point off in the product as many decimal places as there are in both factors.
Σελίδα 119 - Scale: 4 farthings (far.) = 1 penny (d.); 12 pence = 1 shilling (s.) ; 20 shillings — 1 pound (£). 156.
Σελίδα 15 - C 4£ days to do a piece of work, how long will it take to do the work if all three work together ? 8.

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