 | Miles Bland - Geometry - 1821 - 898 pages
...looking-glass is is inches by 12, and is to be framed with a frame of equal width, whose area is to be equal to that of the glass. Required the width of the frame. The area of the glass = 12 x 18 = 216. Let x = the width of the frame (in inches) ; then the area of... | |
 | Miles Bland - Algebra - 1824 - 404 pages
...looking-glass is 18 inches by 12, and is to be framed with a frame of equal width, whose area is to be equal to that of the glass. Required the width of the frame. The area of the glass = 12 x 18 = 216. Let т = the width of the frame (in inches); then the area of... | |
 | Warren Colburn - Algebra - 1825 - 400 pages
...to be framed with a frame, all parts of which are of equal width, and the area of the frame is to be equal to that of the glass. Required the width of the frame. 16. A and B set out from two towns, which were distant 247 miles, and travelled the direct road till... | |
 | Warren Colburn - Algebra - 1828 - 330 pages
...to be framed with a frame, all parts of which are of equal width, and the area of the frame is to be equal to that of the glass. Required the width of the frame. 16. A and B set out from two towns, which were distant 247 miles, and travelled the direct road till... | |
 | William Smyth - Algebra - 1833 - 288 pages
...looking glass is 18 inches by 12, and is to be framed with a frame of equal width, whose area is to be equal to that of the glass. Required the width of the frame. 6. A grazier bought as many sheep as cost him £60 ; oui of which he reserved 15, and sold the remainder... | |
 | William Smyth - Algebra - 1836 - 288 pages
...looking glass is 18 inches by 13, and is to be fianied with a frame of equal width, whose area is to be equal to that of the glass. Required the width of the frame. Ans. 3 inches. 6. A grazier bought as many sheep as cost him £69; out of which lie reserved 15, and sold the remainder... | |
 | John Radford Young - Algebra - 1838 - 368 pages
...Ans. Length 40 yards, breadth 24 yards. 21. The plate of a looking-glass is 18 inches by 12, audit is to be surrounded by a plain frame of uniform width,...glass. Required the width of the frame. Ans. 3 inches. 22. The difference between the hypotenuse and base of a rightangled triangle is 6, and the difference... | |
 | Warren Colburn - Algebra - 1844 - 280 pages
...to be framed with a frame, all parts of which are of equal width, and the area of the frame is to be equal to that of the glass. Required the width of the frame. 16. A and B set out from two towns, which were distant 247 miles, and travelled the direct road till... | |
 | Davis Wasgatt Clark - 1844 - 394 pages
...looking-glass is 18 inches by 12, and is to be framed with a frame of equal width, whose area is to be equal to that of the glass. Required the width of the frame. Jlns. 3 inches. 21. A square courtyard has a rectangular gravel-walk round it. The side of the court... | |
 | Davis Wasgatt Clark - Algebra - 1846 - 374 pages
...looking-glass is 18 inches by 12, and is to be framed with a frame of equal width, whose area is to be equal to that of the glass. Required the width of the frame. Jlns. 3 inches. 21. A square courtyard has a rectangular gravel-walk round it. The side of the court... | |
| |
The plate of a looking-glass is 18 inches by 12, and it is to be surrounded by a plain frame of uniform width/ having a surface equal to that of the glass. 
