Grammar-school Arithmetic: Including Algebraic Equations and Simple Geometrical Problems : Book 2

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D.C. Heath, 1899 - 241 páginas

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Página 607 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal...
Página 607 - Linear Measure 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5£ yards = 1 rod (rd.) 320 rods = 1 mile (mi.) Cubic Measure 1728 cubic inches (cu.
Página 602 - V9 x 25 sq. ft. = 15 sq. ft. NOTE. — The mean proportional between two numbers is equal to the square root of their product. 13. Find the volume of the frustum of a square pyramid, its upper base containing 64 square inches, and its lower base 196 square inches, its altitude being 18 inches. 1294. Note that the mean proportional between 64 and 196 is 8 x 14, or 112. Since each is multiplied by one-third of the altitude, the operation is shortened by adding together the three areas, 64, 196, and...
Página 608 - Dry Measure 2 pints (pt.) =1 quart (qt.) 8 quarts = 1 peck (pk.) 4 pecks = 1 bushel (bu.) 2150.42 cu.
Página 526 - 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.
Página 593 - Prisms may be either right or oblique. The convex surface of a right prism consists of rectangles. Fig. 1 is a right prism; Fig. 2 is an oblique prism. NOTE. — When a prism is spoken of, a right prism is meant unless the word oblique is used. The altitude of a prism is the perpendicular distance between the bases. AD, BF, or CE is the altitude in Fig.
Página 608 - Measure. 60 seconds (sec.) 1 minute (min.) 60 minutes 1 hour (hr.) 24 hours 1 day (da.) 7 days 1 week (wk.) 365 days 1 common year (yr.) 366 days 1 leap year Years divisible by 4 and not by 100 are leap years.
Página 607 - TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES
Página 455 - Sixty days after sight of this First of Exchange (Second unpaid), pay to the order of John W.
Página 551 - The square of the difference of two quantities is equal to the square of the first minus twice the product of the first by the second, plus the square of the second.

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