A Complete Arithmetic ...Werner School Book Company, 1899 - 447 σελίδες |
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Σελίδα 7
... triangle having equal sides is 121 ft .; the perimeter of the triangle is feet . = half - feet ; and 20. 15 feet divided by 2 feet , means , find how many times 2 feet are contained in 15 feet . I can change 15 ft . and 2 ft . to half ...
... triangle having equal sides is 121 ft .; the perimeter of the triangle is feet . = half - feet ; and 20. 15 feet divided by 2 feet , means , find how many times 2 feet are contained in 15 feet . I can change 15 ft . and 2 ft . to half ...
Σελίδα 198
... same sign as the term in the dividend from which it is derived . 2 ) 8 - 6 4 3 - One half of +8 is + 4 ; one half of – 6 is – 3 . 16. 2x ) 4x - 6x + 8x3- 2x2 + 6x . - Geometry . 144. TRIANGLES . a a a 2 a 198 COMPLETE ARITHMETIC .
... same sign as the term in the dividend from which it is derived . 2 ) 8 - 6 4 3 - One half of +8 is + 4 ; one half of – 6 is – 3 . 16. 2x ) 4x - 6x + 8x3- 2x2 + 6x . - Geometry . 144. TRIANGLES . a a a 2 a 198 COMPLETE ARITHMETIC .
Σελίδα 199
... triangle has sides and angles . of 2. A right triangle has one right angle ; that is , one angle degrees . 3. An isosceles triangle has two angles that are equal and two sides that are equal . 4. An equilateral triangle has equal sides ...
... triangle has sides and angles . of 2. A right triangle has one right angle ; that is , one angle degrees . 3. An isosceles triangle has two angles that are equal and two sides that are equal . 4. An equilateral triangle has equal sides ...
Σελίδα 208
... b ) +2 ( 2b − c ) . - - * This means , that the sum of 7 and 4 is to be multiplied by six ; or that the sum of six 7's and six 4's is to be found . Geometry . 158. TRIANGLES - Continued . Right Triangle . 208 COMPLETE ARITHMETIC .
... b ) +2 ( 2b − c ) . - - * This means , that the sum of 7 and 4 is to be multiplied by six ; or that the sum of six 7's and six 4's is to be found . Geometry . 158. TRIANGLES - Continued . Right Triangle . 208 COMPLETE ARITHMETIC .
Σελίδα 209
Frank H. Hall. Geometry . 158. TRIANGLES - Continued . Right Triangle . 1. The sum of the angles of any triangle is equal to right angles or degrees . 2. In a right triangle there is one right angle . The other two angles are together ...
Frank H. Hall. Geometry . 158. TRIANGLES - Continued . Right Triangle . 1. The sum of the angles of any triangle is equal to right angles or degrees . 2. In a right triangle there is one right angle . The other two angles are together ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
40 rods acre acres of land Algebra altitude bought bushels Change coal COMMON FRACTIONS common multiple contained cords cube cubic centimeters cubic feet cubic foot DECIMAL FRACTIONS decimal order decimeter DENOMINATE NUMBERS diameter discount Divide dividend dollars earn equal exact divisor exactly divisible Express the ratio feet long figure Find the amount Find the area Find the cost Find the interest Find the number Find the product Find the quotient Find the sum foot gain hundred hundredths improper fractions integral number least common multiple less lowest terms means measured meters miles MISCELLANEOUS PROBLEMS multiplicand NOTE number story Observe PERCENTAGE perimeter piece of land pounds prime factors pupil rectangular rhombus right angles side sold solid content specific gravity square feet square inches square rods square root square yards subtract tenths third thousandths tons triangle weigh
Δημοφιλή αποσπάσματα
Σελίδα 393 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 375 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Σελίδα 252 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 243 - Reduce the dividend and the divisor to like fractional units, then divide the numerator of the dividend by the numerator of the divisor. RULE II. — "Invert the divisor and proceed as in multiplication.
Σελίδα 398 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 383 - 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 363 - 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 159 - 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 394 - Dry Measure 2 pints (pt.) =1 quart (qt.) 8 quarts = 1 peck (pk.) 4 pecks = 1 bushel (bu.) 2150.42 cu.
Σελίδα 366 - MEASURES OF WEIGHT 10 milligrams (mg.) = 1 centigram eg. 10 centigrams =1 decigram dg. 10 decigrams =1 gram g. 10 grams =1 decagram Dg. 10 decagrams =1 hectogram Hg. 10 hectograms = 1 kilogram Kg.