The Werner Arithmetic: Oral and Written. Book III--parts I and II, Τόμος 3Werner School Book Company, 1898 - 256 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 + 26 , 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 + 26 , 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 represent 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 represent 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 ? 5 feet wide around a rectangular grass plat 3 rd . 6 ft . by 2 rd . 10 ft . What is the outside perimeter of the walk ? 5 ...
... length of a rectangular field is 15 rd . 10 ft . and the width 9 rd . 8 ft . What is the perimeter of the field ? 5 feet wide around a rectangular grass plat 3 rd . 6 ft . by 2 rd . 10 ft . What is the outside perimeter of the walk ? 5 ...
Σελίδα 100
... length of a certain rectangular field is three times its breadth ; its perimeter is 360rd . What is its breadth ? its length ? NOTE . If its breadth is x feet then its length is 3x feet , and its perimeter is 2x + 6x feet . Then , 2x + ...
... length of a certain rectangular field is three times its breadth ; its perimeter is 360rd . What is its breadth ? its length ? NOTE . If its breadth is x feet then its length is 3x feet , and its perimeter is 2x + 6x feet . Then , 2x + ...
Σελίδα 109
... length of the included side * are given , the triangle may be drawn . 2. Draw a triangle making one of the angles 40 ° , another 60 ° , and the included side 5 inches long . The third angle should measure degrees . Prove your work by ...
... length of the included side * are given , the triangle may be drawn . 2. Draw a triangle making one of the angles 40 ° , another 60 ° , and the included side 5 inches long . The third angle should measure degrees . Prove your work by ...
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acres Algebra Algebraic Fractions altitude base bicycle geared bought bushel cent centimeters circle circumference common fraction contained cord cube root cubic centimeters cubic feet cubic foot decimal order decimeter Denominate Numbers diameter discount Divide dividend dollars equal exact divisor exactly divisible EXAMPLE Explanation Express the ratio feet long figure Find the amount Find the approximate Find the area Find the cost Find the interest Find the sum five results foot gain Geometry hundred hundredths inches wide integral number least common multiple meters miles minuend MISCELLANEOUS REVIEW multiplicand multiply a number NOTE NOTE.-The Observe Operation perfect squares perimeter piece of land pound primary units prime factors pupil pupils image rectangular rhomboid rhombus right angles side smaller number sold solid content specific gravity square root subtract tenths thousandths trapezoid triangle twelve products Verify weight
Δημοφιλή αποσπάσματα
Σελίδα 254 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 249 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 231 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Σελίδα 108 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 99 - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor.
Σελίδα 94 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 222 - OF WEIGHT 10 milligrams (mg.) = 1 centigram (eg.) 10 centigrams = 1 decigram (dg.) 10 decigrams = 1 gram (g.) 10 grams = 1 dekagram (Dg...
Σελίδα 219 - 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 219 - 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.