 | Richard Turner - 1787 - 264 σελίδες
...the Cir* cumference of it may be eafily found by the following Pro* portions :, As 7 'is to 22, fo is the Diameter to the Circumference^ Or, as 113 is to 355, fo is the Diameter to the Circumference. Or,as 1-is to 3.14159^0 is the Diameter to the Circura* ference.... | |
 | Charles Hutton - 1807 - 464 σελίδες
...Circle, the one from the other. THIS may be done nearly by either of the two following proportions, viz. As 7 is to 22, so is the diameter to the circumference. Or, As 1 is to 3*1416, so is the diameter to the circumference *. Ex. 1 . To find the circumference of the... | |
 | Samuel Webber - 1808 - 466 σελίδες
...or CD=10. PR0BLEM IX. To fmd the diameter and circumference of a circle, either from the other. RULE 1.* As 7 is to 22, so is the diameter to the circumference. As 22 is to 7, so is the circumference to the diameter. " The ratio of the diameter of a circle to... | |
 | Peter Nicholson - 1809 - 426 σελίδες
...given, to find the circumference; or the circumference being given, to find the diameter. METHOD I. As 7 is to 22, so is the diameter to the circumference nearly; or, as 22 is to 7, so is the circumference to. the diameter nearly. EXAMPLE 1. What is the... | |
 | Charles Hutton - 1811 - 442 σελίδες
...Circle) t&e one from the other. THI8- may be done nearly by either of the two following proportions, viz. As 7 is to '22, so is the diameter to the circumference. Or, As 1 is to 3-1416, so is the diameter to the circumference *. Ex. 1 . To find the circumference of the.... | |
 | Oliver Welch - 1812 - 236 σελίδες
...Diameter given, tofind the circumference. RULE. As 7 is to 22 so is the diameter to the circum, ference ; or as 113 is to 355 so is the diameter to the chv cumference. O Examples. 1. What is the circumference of a circle, whicl diameter of 14 rods ? By... | |
 | Caleb Alexander - 1813 - 152 σελίδες
...length of the diameter, or the circumference ; one of which being known, the other is easily found ; for as 7 : is to 22 : : so is the diameter : to the circumference ; and as 22 : is to i* : i so is the circumference to the -diameter. In this annexed figure, the diameter... | |
 | Oliver Welch - 1857 - 244 σελίδες
...the semidiameter or radius. ' \ ' X. -' PROBLEM I. Diameter given to Jind the. circwnferenct, RULE 1. — As 7 is to 22 so is the diameter to the circumference. RULE 2i — As 113 is to 355.J5O is the diam. to the circum. . Examples. 1. What is the circumference... | |
 | Thomas Keith - 1817 - 306 σελίδες
...another as their diameters, or radii. Kcitlt,t Geometry, book vii. prop. 194 and 195, &c. RULES. I. As 7 is to 22, so is the diameter to the circumference....is to 355, so is the diameter to the circumference. Or, as 1 is to 3'14lG, so is the diameter to the circumference. II. As 22 is to 7, so is the circumference... | |
 | Jacob Willetts - 1822 - 200 σελίδες
...circumference, or the circumference to find the diameter, or either of them to find the area. RULES. I. As 7 is to 22, so is the diameter to the circumference ; Or, as 1 is to 3. 1416, so is the diameter to tlifi circumference. II. As 22 is to 7, so is the circumference... | |
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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. 
