 | John Bonnycastle - 1835 - 308 sider
...mathematicians lor ages. Divide the circumference by 3.1416, and the quotient will be the diameter. Nate 1. — As 7 is to 22, so is the diameter to the circumference;...7, so is the circumference to the diameter. 2. As 113 is to 355, so is the diameter to the circumference; or, as 352 is to 115, so is the circumference... | |
 | Charles Potts - 1835 - 202 sider
...Having the diameter to find the circumference, or having the circumference to find the diameter. RULES. 1. As 7 is to 22, so is the diameter to the circumference. Or as 113 is to 355, so is the diameter to the circumference. • Or as 1 is to 3.1416, so is the diameter... | |
 | John Rose - 1835 - 192 sider
...Ans. 1832.744=1832|4 CIRCLE MEASURE. The diameter of a circle being given, to find the circum ference. RULE 1. As 7 is to 22, so is the diameter to the circumference That is, multiply the diameter by 22, and divide by 7 ; thi gives the circumference, nearly. RULE 2.... | |
 | James L. Connolly (mathematician.) - 1835 - 264 sider
...35.5, half the circumference, multiplied by 11,3, half the diameter, gives 401,15, the area, or answer. As 7 is to 22, so is the diameter to the circumference. Or, as 113 is to 355, 90 is the diameter to ihe circumference. Or, as 1 is to 3,141593, so is the diameter... | |
 | William Ruger - 1836 - 274 sider
...Multiply the diameter by 3,141592, and the product will he the circumference. Or, as 7 : is to &;:: so is the diameter : to the circumference. Or, as...to 7 :: so is the circumference : to the diameter; or, more exactly, as 113 : is to 355 :: so is the diameter : to thecir-" cumference, or, as 355 : is... | |
 | James Thomson (LL.D.) - 1837 - 296 sider
...1 13 is to 355, so is the diameter to the circumference : or, when much accuracy is not necessary, as 7 is to 22, so is the diameter to the circumference. The diameter would be found from the circumference, by reversing any of the foregoing processes. Ex.... | |
 | Zadock Thompson - 1838 - 174 sider
...222.^ yds. 309. To find the diameter and circumfertnce of a ciretr, ettker fnm the oil,er. (67) RULK 1. — As 7 is to 22, so is the diameter to the circumference, and as !£J is to 7, so is the cireumference to the diameter. RULE 2. — As 113 is to 355, so is the... | |
 | William Ruger - 1841 - 268 sider
...diameter, RULE.— Mult iplythe diameter by 3,141592, and the praditct wfll be the circumference. Or, as 7 : is to 22 :: so is the diameter : to the circumference....to 7 :: so is the circumference : to the diameter ; or, more exactly, as 113 : is to 355 : : so is the diameter : to the circumference, or, as 355 :... | |
 | 1841 - 200 sider
...semi-diameter or radius. -. i ; D PROBLEM 1. Diameter given to find the circumference. RULE 1. — (4) As 7 is to 22 so is the diameter to the circumference. RULE 2.— (5) As 113istoS55so is the diameter to the circumference. EXAMPLE. What is the circumference... | |
 | Joseph Gwilt - 1842 - 1114 sider
...circumference of any circle, either from the other. Rule 1 . As 7 is to 22, or as 1 is to Я -1 41 6, so is the diameter to the circumference. Or as 22 is to 7, so is the circumference to the diameter. Example. Required the circumference of a circle whose diameter is 9. Here 7 : 22:: 9 : 28ij; or, —... | |
| |
NOTE. — 1. As 7 is to 22, so is the diameter to the circumference; or, as 22 is to 7, so is the circumference to the diameter. 
