Advanced ArithmeticAmerican book Company, 1905 - 253 σελίδες |
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Σελίδα 99
... altitude by half of the base . For the area of the isosceles trapezoid he multiplies a side by half the sum of the parallel bases , instead of finding the altitude and multiplying that by half the sum of the two parallel sides . He ...
... altitude by half of the base . For the area of the isosceles trapezoid he multiplies a side by half the sum of the parallel bases , instead of finding the altitude and multiplying that by half the sum of the two parallel sides . He ...
Σελίδα 100
... altitude . That is , the number of square units in the area is equal to the product of the numbers that represent the base and altitude . If we denote the area by A , the number of units in the base by b , and the numbers of units in ...
... altitude . That is , the number of square units in the area is equal to the product of the numbers that represent the base and altitude . If we denote the area by A , the number of units in the base by b , and the numbers of units in ...
Σελίδα 101
... altitude , as can be shown by dividing the parallelogram ABCD into two equal parts , M and N , and placing them as in A'B ' C'D ' , thus forming a ... altitude is the altitude of the trapezoid . The areas of the triangles MENSURATİON 101.
... altitude , as can be shown by dividing the parallelogram ABCD into two equal parts , M and N , and placing them as in A'B ' C'D ' , thus forming a ... altitude is the altitude of the trapezoid . The areas of the triangles MENSURATİON 101.
Σελίδα 102
... altitude and the sum of the upper and lower bases , or A = 1⁄2 a ( b1 + b2 ) . = Thus , the area of a trapezoid whose bases are 20 ft . and 17 ft . and whose altitude is 6 ft . is of 6 × ( 20+ 17 ) sq . ft . = 111 sq . ft . 190. The ...
... altitude and the sum of the upper and lower bases , or A = 1⁄2 a ( b1 + b2 ) . = Thus , the area of a trapezoid whose bases are 20 ft . and 17 ft . and whose altitude is 6 ft . is of 6 × ( 20+ 17 ) sq . ft . = 111 sq . ft . 190. The ...
Σελίδα 103
... altitude is 1270m ? 5. Show that the altitude of an equilateral triangle , each of whose sides is a , is 2√3 . α 6. The hypotenuse of a right triangle with equal sides is 10 ft . Find the length of the two equal sides . 7. The diagonal ...
... altitude is 1270m ? 5. Show that the altitude of an equilateral triangle , each of whose sides is a , is 2√3 . α 6. The hypotenuse of a right triangle with equal sides is 10 ft . Find the length of the two equal sides . 7. The diagonal ...
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acres altitude amount antilog arithmetical bank base bushels called carpet cent centimeters circle circumference common contained cube root cubic foot decagram decimal fraction decimal places decimeter denominator diameter difference digits discount divided dividend divisor earth equal EXERCISE factors figures Find the area Find the cost Find the number Find the volume grains greatest common divisor Greenwich Gregorian calendar Hence hour hypotenuse inch indorsement interest kilogram length logarithm longitude LYMAN'S ADV mantissa measure meridian meter metric system Multiply noon number of decimal paid parallelopiped payment pound premium prime meridian prism pyramid quotient radius ratio rectangular parallelopiped Reduce remainder right triangle sells sexagesimal side sold Solution specific gravity square root square yard subtract symbol trapezoid unit weight wide
Δημοφιλή αποσπάσματα
Σελίδα 64 - 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 133 - Specific Gravity. The specific gravity of a substance is the ratio of its weight to the weight of an equal volume of some other substance taken as a standard.
Σελίδα 64 - MEASURE 12 inches (in.) = 1 foot (ft). 3 feet = 1 yard (yd.). 5J yards or Щ feet = 1 rod (rd.) . 320 rods = 1 mile (mi.). SURFACE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq.
Σελίδα 183 - Find the amount of the principal to the time when the payment, or the sum of the payments, equals or exceeds the interest due.
Σελίδα 48 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 66 - Liquid Measure 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 65 - 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 63 - Weight is used by apothecaries and physicians in compounding dry medicines. TABLE. 20 Grains (gr.} = 1 Scruple, . . sc., or 3. 3 Scruples = 1 Dram, . . dr., or 3 . 8 Drams = 1 Ounce, . . oz., or § . 12 Ounces = 1 Pound, . . Ib., or ft,.
Σελίδα 65 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.