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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.
How to Become Quick at Figures: Comprising the Shortest, Quickest, and Best ... - Page 115
by D. M. Garret - 1886 - 190 pages

## Arithmetic for Business with Short Methods and Rapid Calculations in All ...

Jacob Henry Minick, Clement Carrington Gaines - Business mathematics - 1904 - 412 pages
...Square Yard . . . . sq. yd. 30J Square Yards, or > = i square Rod .... sq. rd. 272J Square Feet I 160 Square Rods = 1 Acre A. 640 Acres = 1 Square Mile . . . . sq. mi. A. sq. rd. sq. yd. sq. ft. sq. in 1 = 160 = 4840 = 43560 = 6272640 Scale.— 640, 160, 30J, 9, 144....

## New Commercial Arithmetic

John Henry Moore - Business mathematics - 1904 - 404 pages
...li.) = 1 square rod (sq. rd.). 16 square rods = 1 square chain (sq. ch.). 10 square chains, or 160 square rods = 1 acre (A.). 640 acres = 1 square mile (sq. mi). In some parts of the country 36 square miles, or 6 miles square, is a township. A square mile, or 640...

## The Mechanics' Handbook: A Convenient Reference Book for All Persons ...

International Correspondence Schools - Engineering - 1904 - 392 pages
...square foot sq.ft. 9 squarefeet = 1 square yard sq. yd. 30i square yards = 1 square rod sq. rd. 160 square rods = 1 acre A. 640 acres = 1 square mile sq. mi. sq. mi. A. sq. rd. sq. yd. sq. ft. sq. in. 1 = 640 = 102,400 = 3,097,600 = 27,878,400 = 4,014,489,600...

...32 or 9 square feet = 1 square yard (sq. yd.) (5J)2 or 30J square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq. mi.) 25. Change 20,000 sq. in. to square feet. 29. 1 sq. rd. = x sq. ft. 26. Change 12,371 sq. ft. to square...

## Hodgson's Estimator and Contractor's Guide for Pricing Builder's Work ...

Frederick Thomas Hodgson - Architecture, Domestic - 1904 - 364 pages
....sq. ft. 9 square feet =1 square yard. . . sq. yd. 30i square yards =1 square rod. . . .sq. rd. 160 square rods =1 acre A. 640 acres =1 square mile. . .sq. mi. Sq. mi. A. Sq. rd. Sq. yd. Sq. ft. Sq. in. I = 640 = 102,400 = 3,097,600 = 27,878,400 = 4,014,489,600...

## Elementary Arithmetic

John William McClymonds, D. R. Jones - Arithmetic - 1905 - 264 pages
...foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30J square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq. mi.) 254. Written Problems. 1. Find the number of square feet in a walk 50 ft. long and 4 ft. wide. 2. How...

## Plumbers and Fitters' Handbook: A Convenient Reference Book for All Persons ...

International Correspondence Schools - Plumbing - 1905 - 448 pages
...square foot sq. ft. 9 squarefeet = 1 square yard .sq. yd. 30J square yards = 1 square rod sq. rd. 160 square rods = 1 acre A. 640 acres = 1 square mile sq. mi. sq. ml. A. sq. rd. sq. yd. sq. ft. sq. in. 1 = 640 =- 102,400 = 3,097,600 = 27,878,400 = 4,014,489,600...

Elmer Adelbert Lyman - Arithmetic - 1905 - 270 pages
...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.) 1 square mile = 1 section. 36 sections = 1 township (twp.) 113. MEASURES OF SOLIDS 1728 cubic inches...