The Werner Arithmetic: Oral and Written. Book III--parts I and IIAmerican book Company, 1903 - 382 σελίδες |
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Σελίδα 17
... length of its side by 4 . ( b ) To find the perimeter of an oblong when its length and breadth are given . Let a = the length . Let b = the breadth . Then 2a + 2b , or ( a + b ) x 2 = the perimeter . Hence the rule : To find the ...
... length of its side by 4 . ( b ) To find the perimeter of an oblong when its length and breadth are given . Let a = the length . Let b = the breadth . Then 2a + 2b , or ( a + b ) x 2 = the perimeter . Hence the rule : To find the ...
Σελίδα 17
... length of its side by 4 . ( b ) To find the perimeter of an oblong when its length and breadth are given . Let a = the length . Let b = the breadth . Then 2a + 2b , or ( a + b ) × 2 = the perimeter . Hence the rule : To find the ...
... length of its side by 4 . ( b ) To find the perimeter of an oblong when its length and breadth are given . Let a = the length . Let b = the breadth . Then 2a + 2b , or ( a + b ) × 2 = the perimeter . Hence the rule : To find the ...
Σελίδα 19
... length , but neither breadth nor thickness . NOTE . — Lines drawn upon paper or upon the blackboard are not geometrical lines , since they have breadth and thickness . They repre- sent geometrical lines . 25. A straight line is the ...
... length , but neither breadth nor thickness . NOTE . — Lines drawn upon paper or upon the blackboard are not geometrical lines , since they have breadth and thickness . They repre- sent geometrical lines . 25. A straight line is the ...
Σελίδα 46
... length of a rectangular field is 15 rd . 10 ft . and the width 9 rd . 8 ft . What is the perimeter of the field ? 4. There is a walk 5 feet wide around a rectangular grass plat 3 rd . 6 ft . by 2 rd . 10 ft . What is the outside perime ...
... length of a rectangular field is 15 rd . 10 ft . and the width 9 rd . 8 ft . What is the perimeter of the field ? 4. There is a walk 5 feet wide around a rectangular grass plat 3 rd . 6 ft . by 2 rd . 10 ft . What is the outside perime ...
Σελίδα 100
... length of a certain rectangular field is three times its breadth ; its perimeter is 360 rd . What is its breadth ? its length ? — NOTE . If its breadth is x feet then its length is 3 x feet , and its perimeter is 2x + 6x feet . Then ...
... length of a certain rectangular field is three times its breadth ; its perimeter is 360 rd . What is its breadth ? its length ? — NOTE . If its breadth is x feet then its length is 3 x feet , and its perimeter is 2x + 6x feet . Then ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
acres Algebra altitude annum bonds bought bushel cent circle circumference common fractions contained cord corn cube root cubic centimeters cubic foot decimal order decimeter Denominate Numbers described in problem diameter discount Divide dividend dollars equal exact divisor exactly divisible EXAMPLE Express the ratio feet long figure Find the amount Find the approximate Find the area Find the cost Find the interest Find the sum gain gallons hundred hundredths inches wide integral number kilograms least common multiple magnitude measured meters miles minuend MISCELLANEOUS REVIEW multiply a number NOTE Observe perimeter piece of land pound primary units prime factors promise to pay pupil pupils image quindecillion rectangular Reduce rhomboid rhombus right angles side sold solid content specific gravity square rods square root subtract surface tenths third thousandths tons triangle value received weight
Δημοφιλή αποσπάσματα
Σελίδα 108 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 262 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 239 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Σελίδα 99 - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor.
Σελίδα 225 - Measures of Length 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.) Measures of Surface 100 sq.
Σελίδα 247 - 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 258 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal...
Σελίδα 217 - Pupils must learn to think of quantity in metric units. 319. All units in the metric system of measures and weights are derived from the primary unit known as the meter. When the length of the primary unit of this system was determined it was supposed to be one ten-millionth of the distance from the equator to the pole. A pendulum that vibrates seconds is nearly one meter long.* In the names of the derived units of this system the prefix deka means 10; hekto means 100; kilo means 1000; myria means...
Σελίδα 17 - Quantities, or those whose values are given, when not expressed by figures, are usually represented by the first letters of the alphabet, as a, b, c.
Σελίδα 259 - Weight. 349. The standard unit of weight in common use is a pound Avoirdupois. AVOIRDUPOIS WEIGHT. 16 ounces (oz.) = 1 pound (lb.). 2000 pounds = 1 ton (T.). The abbreviation for 1 hundredweight (100 lb.) is cwt.