A Grammar Shcool ArithmeticGinn, 1886 - 372 σελίδες |
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Σελίδα 173
George Albert Wentworth. MEASURES OF SURFACE . 155. A surface has two dimensions , length and breadth . 156. If a surface is flat and has four square corners , it is called a rectangle . 157. If a rectangle has its four sides equal , it ...
George Albert Wentworth. MEASURES OF SURFACE . 155. A surface has two dimensions , length and breadth . 156. If a surface is flat and has four square corners , it is called a rectangle . 157. If a rectangle has its four sides equal , it ...
Σελίδα 174
... surface measure are obtained by squaring the units of linear measure . Thus , 144122 ; 932 ; 30 = ( 51 ) 2 ; 272 = ( 16 ) 2 Ex . 105. ( Oral . ) 1. How many square feet of surface in a blackboard 4 ft . wide and 9 ft . long ? 2. If a ...
... surface measure are obtained by squaring the units of linear measure . Thus , 144122 ; 932 ; 30 = ( 51 ) 2 ; 272 = ( 16 ) 2 Ex . 105. ( Oral . ) 1. How many square feet of surface in a blackboard 4 ft . wide and 9 ft . long ? 2. If a ...
Σελίδα 201
... surface will describe . a circumference ( 360 ° ) in twenty - four hours . Therefore longitude may be reckoned in time as well as in degrees . In one hour a point on the earth's surface describes of 360 ° 15 ° ; in one minute of 15 ...
... surface will describe . a circumference ( 360 ° ) in twenty - four hours . Therefore longitude may be reckoned in time as well as in degrees . In one hour a point on the earth's surface describes of 360 ° 15 ° ; in one minute of 15 ...
Σελίδα 208
... surface of a block of marble 8 ft . long , 2 ft . wide , 1 ft . thick . 23. How many revolutions will be made by a wheel 3 yds . in circumference in passing over 198 mi . ? 24. When an ounce of gold is worth $ 16.25 , what must be paid ...
... surface of a block of marble 8 ft . long , 2 ft . wide , 1 ft . thick . 23. How many revolutions will be made by a wheel 3 yds . in circumference in passing over 198 mi . ? 24. When an ounce of gold is worth $ 16.25 , what must be paid ...
Σελίδα 281
... surface consists of two equal rectangles , each 30 in . long , and a small square whose side is equal to the width ... surfaces added is 30 POWERS AND ROOTS . 281.
... surface consists of two equal rectangles , each 30 in . long , and a small square whose side is equal to the width ... surfaces added is 30 POWERS AND ROOTS . 281.
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acres altitude amount angle barrel bought bushels called centimeters centre circle circumference common fraction compound interest contains cube root cubic cubic centimeter cubic foot decimal point denominator diameter digits discount divided dividend divisor dollars equal expressed factors feet figure Find the cost Find the G. C. M. Find the number Find the value flour four frustum gain gallon Hence horses hour hundred hundredths improper fraction inches integral number invested least common multiple length longitude measure merchant meter miles minuend mixed number multiplicand multiplier nine paid parallelogram perpendicular polygon pounds quantity quart quotient rate per cent ratio received Reduce remainder rods selling sides slant height sold specific gravity square root straight line Subtract subtrahend surface tens thousand thousandths triangle units weight whole number wide worth yards
Δημοφιλή αποσπάσματα
Σελίδα 192 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 122 - To reduce a mixed number to an improper fraction, Multiply the whole number by the denominator of the fraction, and to the product add the numerator; under this sum write the denominator.
Σελίδα 328 - A sphere is a solid bounded by a surface all points of which are equally distant from a point within called the centre.
Σελίδα 320 - The area of a circle is equal to one-half the product of its circumference and radius.
Σελίδα 182 - 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 140 - Subtract the numerator of the subtrahend from the numerator of the minuend.
Σελίδα 174 - 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 305 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees...
Σελίδα 300 - Any point in the perpendicular is equally distant from the extremities of the line.
Σελίδα 184 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints — 1 quart (qt.) 4 quarts = 1 gallon (gal.) 31| gallons = 1 barrel (bbl.) 2 barrels = 1 hogshead (hhd...