 | William Taylor (teacher of the mathematics.) - Arithmetic - 1800 - 556 pages
...355)I774.i(4»99=î»nea>'1420 (lythediam. 800 791 RULE 3. Multiply the diameter by 3,1416, an4 the produft will be the circumference, Or, divide the circumference...by 3,1416, and the quotient will be the diameter. E. i . If the diameter of a circle be 10, what is the circumference ? 3,1416 10 Anfwer 31,416 = the... | |
 | Charles Vyse - Arithmetic - 1806 - 342 pages
...RULES, 1. Multiply the Diameter by 3,1416, and the Produft will be the Circumference. And therefore, 2. Divide the Circumference by 3,1416, and the Quotient will be the Diameter. 3. See Se6t. LIII. Case 3. EXAMPLES. ' (12) If the Diameter of a Circle be 7, what is the Circumference... | |
 | Peter Nicholson - 1809 - 426 pages
...diameter w l6f. 5in. ? f. in. 16 5 XSf 49 3 2 4 1 2)51 7 1 feet 25 9 6 answer nearly. METHOD II. Multiply the diameter by 3'1416, and the product will be the circumference. Or divide the circumference by3'14l6, and the quotient will be the diameter. This method comes nearer to the truth than the foregoing,... | |
 | Anthony Nesbit - Surveying - 1824 - 476 pages
...355 is to 113, so is the circumference to the diameter. RULE III. Multiply the diameter by 3, 1416, and the product will be the circumference : or, divide the circumference by 3.1416, and the quotient will be the diameter. Notf l . There is no figure that affords a greater variety... | |
 | Thomas Curtis - Aeronautics - 1829 - 810 pages
...given. Rule.— Mult'iply the diameter by 3-1416, and the product will be the circumference nearly ; or divide the circumference by 3-1416, and the quotient will be the diameter nearly. Demonstration. — It has been shown, in the article FLUXIONS, that z = the arc of a circle,... | |
 | Tobias Ostrander - Measurement - 1834 - 182 pages
...circumference. PROBLEM I. To find the circumference of a circle, the diameter being given. Rule — Multiply the diameter by 3,1416, and the product will be the circumference. Or, as 113 is to the diameter, so is 355 to the circumference. Note. — The above proportions are very... | |
 | James Gallier - Building - 1836 - 228 pages
...diameter by 3.1416, and the product will be the circumference ; or divide the circumference by 3.1416, and the quotient will be the diameter. To find the Area of a Circle. RULE 1. — Multiply the square of the diameter by .7854, or the square of the circumference by .07958 ;... | |
 | Adrien Marie Legendre - Geometry - 1837 - 376 pages
...given, or the diameter when the circumference is given. RULE. — Multiply the diameter by 3.1416, and the product will be the circumference ; or, divide the circumference by 3.1416, and the quotient will be the diameter. It is shown (Book V. Prop. XIV.), that the circumference... | |
 | Frederick Walter Simms - 1845 - 184 pages
...a circle when the circumference is given. Rule. — Divide the given circumference by the factor C, the quotient will be the diameter. To find the area of a circle when the diameter is given. Rule. — Multiply the square of the given diameter by the factor A, the... | |
 | Almon Ticknor - Arithmetic - 1846 - 276 pages
...multiply ing 3.141 6 by the diameter. Hence the following rule: — • Multiply the diameter by 3.1416, and the .product will be the circumference ; or divide the circumference by 3.1416, and the quotient will be the diameter. Note 1. — As 7 is to 22, so is the diameter to the... | |
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Multiply the diameter by 3-1416, and the product will be the circumference ; or divide the circumference by 3-1416, and the quotient will be the diameter, RULE 2. 
