Practical Mathematics: Instruction Paper, Τόμος 2American school of correspondence, 1912 |
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Σελίδα 63
... linear measure . A surface or area has two dimensions - length and breadth - and its measurement is accomplished by square measure . A solid has three dimensions - length , breadth , and thickness— and its volume or capacity is obtained ...
... linear measure . A surface or area has two dimensions - length and breadth - and its measurement is accomplished by square measure . A solid has three dimensions - length , breadth , and thickness— and its volume or capacity is obtained ...
Σελίδα 64
... linear units . The unit of surface is a square , which is a plane figure bounded by four equal sides and having four right angles , Fig . 3 . A square , each side of which is one inch in length , is called a square inch . Squares formed ...
... linear units . The unit of surface is a square , which is a plane figure bounded by four equal sides and having four right angles , Fig . 3 . A square , each side of which is one inch in length , is called a square inch . Squares formed ...
Σελίδα 65
... linear measure with the term square in front of each . The English system has an extra unit used in measure- ments of land , which is called the acre , equal to the area of a square about 209 ft . on a side . In the metric system , the ...
... linear measure with the term square in front of each . The English system has an extra unit used in measure- ments of land , which is called the acre , equal to the area of a square about 209 ft . on a side . In the metric system , the ...
Σελίδα 73
... t . 7 cwt . 88 lbs . are taken from it at one time , and 2 t . 3 cwt . 19 lbs . at another time , what weight remains ? Ans . 4 t . 15 cwt . 93 lbs . APPENDIX MEASURES OF EXTENSION Linear Measure 3 feet 12 inches PRACTICAL MATHEMATICS 73.
... t . 7 cwt . 88 lbs . are taken from it at one time , and 2 t . 3 cwt . 19 lbs . at another time , what weight remains ? Ans . 4 t . 15 cwt . 93 lbs . APPENDIX MEASURES OF EXTENSION Linear Measure 3 feet 12 inches PRACTICAL MATHEMATICS 73.
Σελίδα 74
... Linear Measure 7.92 inches ( in . ) = 1 link ( 1. ) 25 links = 1 rod ( rd . ) 100 links 4 rods each = 1 chain ( ch . ) 66 feet 80 chains = 1 mile ( mi . ) Surveyors ' Square Measure 16 square rods 10 square chains APPENDIX ...
... Linear Measure 7.92 inches ( in . ) = 1 link ( 1. ) 25 links = 1 rod ( rd . ) 100 links 4 rods each = 1 chain ( ch . ) 66 feet 80 chains = 1 mile ( mi . ) Surveyors ' Square Measure 16 square rods 10 square chains APPENDIX ...
Συχνά εμφανιζόμενοι όροι και φράσεις
acre Avoir Avoirdupois Weight bushel called cancellation ciphers coal contains cubic centimeter cubic feet cubic foot cubic inches cubic measure decimal fractions decimal point denominate number dividend Dividing the numerator division divisor dollars Dry Measure dry quart English system entire quantity equal error example expressed find the least frac fractional units gallons given number gives gram hectoliter higher denomination hundred hundredths improper fraction kilo kilogram kilometer least common denominator length Linear Measure Liquid Quart liter lowest terms metric system millimeters minuend mixed number mixed quantity moving the decimal Multiply the numerator number of places number of units numerator and denominator obtained peck pints pound lb prime factors PROBLEMS FOR PRACTICE quotient Reduce to lowest remainder result short ton SOLUTION Square Measure square mile subtract tenths thousandths tons Troy weight water weighs whole numbers пр
Δημοφιλή αποσπάσματα
Σελίδα 74 - 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 74 - 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 75 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 54 - To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers.
Σελίδα 80 - Time. 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24...
Σελίδα 81 - TABLE. 4 farthings (far. or qr.) make 1 penny, d. 12 pence " 1 .shilling, s. 20 shillings " 1 pound or sovereign, £ or sov.
Σελίδα 75 - SURVEYORS' SQUARE MEASURE. 197. This measure is used by surveyors in computing the area or contents of land. TABLE. 625 square links (sq. 1.) make 1 pole P. 16 poles " 1 square chain,, .sq. ch. 10 square chains " 1 acre, A. 640 acres " 1 square mile,. ..sq. mi. 36 square miles (6 miles square)
Σελίδα 75 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks = 1 bushel (bu...
Σελίδα 77 - In the international metric system the fundamental unit is the meter — the unit of length. From this the units of capacity (liter) and of weight (gram) were derived. All other units are the decimal subdivisions or multiples of these. These three units are simply related eg, for all practical purposes 1 cubic decimeter equals 1 liter and 1 liter of water weighs 1 kilogram. The metric tables are formed by combining the words
Σελίδα 74 - A pile of wood 8 feet long, 4 feet wide, and 4 feet high, contains 1 cord; and a cord foot is 1 foot in length of such a pile.