 Measures of Surface. The unit upon which surface measure is based is the square yard, which is a square each of whose sides equals 1 yard. TABLE OF COMMON SURFACE MEASURE 144 square inches (sq. in.) — 1 square foot (sq. ft.) 9 square feet — 1 square...  Book III - Page 88by George William Myers - 1908Full view - About this book
 | Henry Bartlett Maglathlin - Arithmetic - 1875 - 216 pages
...15!). Surface or Square Measure is used in measuring surfaces. Table. 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard, sq. jd. 30£ square yards, 1 square rod or perch, P. 160 square rods or perches, 1 acre, A. 640 acres,... | |
 | Henry Bartlett Maglathlin - 1876 - 238 pages
...159. Surface or Square Measure is used in measuring surfaces. Table. 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard, sq. yd. 30J square yards, 1 square rod or perch, P. 160 square rods or perches, 1 acre, A. 640 acres, 1 square mile, M. Land is usually measured... | |
 | Henry Bartlett Maglathlin - Arithmetic - 1876 - 370 pages
...rectangle is equal to the product of the length by the breadth. Tatole. 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard," sq. yd. 30£ square yards, 1 square rod or perch, P. 160 square rods or perches, 1 acre, A. 640 acres, 1 square... | |
 | Henry Bartlett Maglathlin - Arithmetic - 1876 - 364 pages
...rectangle 'is equal to the product of the lenyth by the ureadth. Table. 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard, sq. yd. 30£ square yards, 1 square rod or perch, P. 160 square rods or perches, 1 acre, A. 640 acres, 1 square... | |
 | Benjamin Greenleaf - Arithmetic - 1877 - 164 pages
...Surface or Square Measures are those used in estimating surfaces. TABLE. 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard...1 square rod, sq. rd. 160 square rods, 1 acre, A. 640 square acres, 1 square mile, sq. m. 73. 1. How many square inches in 1 square foot ? In 1 twelfth... | |
 | Horatio Nelson Robinson - Arithmetic - 1877 - 212 pages
...surfaces; as of land, boards, painting, plastering, paving, etc. TABLE. 144 Square Inches (sq. in.) make 1 Square Foot sq. ft. 9 Square Feet " 1 Square Yard...30J Square Yards " 1 Square Rod sq. rd. 160 Square Eods " 1 Acre A. 640 Acres " 1 Square Mile sq. mi. UNIT EQUIVALENTS. sq. ft. sq. in. sq. yd. 1 = 144... | |
 | Benjamin Greenleaf - Arithmetic - 1877 - 160 pages
...Surface or Square Measures are those used in estimating surfaces. TABLE. 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard sq. yd. 30J square yards, 160 square rods, 640 square acres, 1 Square Inch. square feet ? feet? 1 square rod, sq. rd. 1 acre,... | |
 | Albert Newton Raub - Arithmetic - 1877 - 176 pages
...find the area of a rectangle or similar surface : RULE. Multiply the length by the breadth. TABLE. 144 square inches (sq. in.) = 1 square foot, sq. ft. 9 square feet 30^ square yards, | square feet 160 square rods 640 acres = 1 square yard, sq. yd. = 1 square rod,... | |
 | Horatio Nelson Robinson - Arithmetic - 1877 - 250 pages
...Surface or Square Measure is used in measuring surfaces j as of land, boards, plastering, etc. TABLE. 144 Square Inches (sq. in.) = 1 Square Foot . . sq. ft. 9 Square Feet 30} Square Yards 160 Square Rods 640 Acres 36 Square Miles sg. mi. A. sq.rd. = 1 Square Yard . . iq.... | |
 | Horatio Nelson Robinson, Daniel W. Fish - Arithmetic - 1877 - 374 pages
...surfaces; as of land, boards, painting, plastering, paving, etc. TABLE. 144 Square Inches (sq. in.) make 1 Square Foot sq. ft. 9 Square Feet " 1 Square Yard sq. yd. 30} Square Yards " 1 Square Rod sq. rd. 160 Square Roda " 1 Acre A. 640 Acres " 1 Square Mile sq. mi.... | |
| |
