# Preston-Stevens Standard Arithmetic, Βιβλίο 2

Macmillan, 1910 - 351 σελίδες

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### Περιεχόμενα

 CHAPTER PAGE 106 Solids 131 Percentage 139151 139
 Mechanical Powers 298 Summary 304 Πνευματικά δικαιώματα

### Δημοφιλή αποσπάσματα

Σελίδα 121 - 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 255 - Scale: 4 farthings (far.) = 1 penny (d.); 12 pence = 1 shilling (s.) ; 20 shillings — 1 pound (£). 156.
Σελίδα 108 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 130 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Σελίδα 100 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 353 - Ability to express their own thoughts and to understand the thoughts of others ; (2) Clear insight into the structure of the English sentence ; (3) Effectiveness in the use of language ; (4) Appreciation of its higher uses in literature. The books are written in good English.
Σελίδα 108 - 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 118 - A circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within called the center. The curve which bounds the circle is called the circumference Any portion of the circumference is called an arc.
Σελίδα 318 - The square root of a number is one of the two equal factors of the number.
Σελίδα 353 - ... for the information or the suggestive thought they contain. The definitions are short, clear, concise, and within the comprehension of the pupils. As far as definitions are given in Book I they are identical with Book II. In general the two books are consistent ; there are no contradictions ; they are harmonious in aim, in method, in explanation, and in definition.