New Grammar School Arithmetic, Parte1

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D.C. Heath & Company, 1903

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Página 38 - 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.
Página 192 - An angle less than a right angle is called an acute angle; an angle greater than a right angle and less than two right angles is called an obtuse angle.
Página 184 - 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. mi.) Cubic Measure 1728 cubic inches (cu.
Página 93 - If it takes 5 men 15 days to do a piece of work, how long will it take 10 men to do it?
Página 186 - 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...
Página 23 - The 7? In the number 33,333, give the value of the first 3 (commencing at the left). Of the second. Of the third. Of the fourth. Of the fifth. The last 3 is what part of the number represented by the fourth 3? The third 3 is what part of the second? Each 3 is what part of the 3 to its left ? The value of each 3 in this number depends upon what ? In the number XXXIII, what is the value of the first X ? Of the second ? Of the third ? 548.
Página 73 - If 47 men can do a piece of work in 4 days, how long will it take 1 man to do the same work ? 22.
Página 113 - Multiply as in whole numbers, and in the product point off as many decimal places as there are decimal places in both multiplier and multiplicand, prefixing ciphers if necessary.
Página 38 - ... 320 rods = 1 mile .... mi. 1 mi. = 320 rd. = 1760 yd. = 5280 ft. = 63,360 in. A hand, used in measuring the height of horses, = 4 in. A knot, used in measuring distances at sea, = 1.15 mi.

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