 | J. M. Scribner - Measurement - 1844 - 130 pages
...231.6924. Ex. 4. What is the circumference of a circle whose diameter is 40 feet ] Ans. 125.65. PROBLEM II. To find the Diameter of a Circle when the circumference is given. ART. 17. Rule I. — Divide the circumference by 3.14159, and the quotient will be the diameter. Or,... | |
 | Frederick Walter Simms - 1845 - 184 pages
...using any number of decimals that may be considered necessary ; the product will be the circumference. To find the diameter of 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... | |
 | Scottish school-book assoc - 1845 - 444 pages
...Multiply the diameter by sj>, ^73 or 3'1416, and the product will be the circumference nearly. CASE II. To find the diameter of a circle when the circumference is given. RULE. Multiply the circumference by ^, ^ J, or -31831, the product will be the diameter. NOTE. In each of... | |
 | James Robinson (of Boston.) - 1847 - 304 pages
...rods? 4. What is the circumference of the earth ; the mean diameter being about 7912 miles ? Al*t. 2O2. To FIND THE DIAMETER OF A CIRCLE WHEN THE CIRCUMFERENCE...IS GIVEN. RULE. Divide the circumference by 3.1416 ; the quotient will be the diameter. 1. Suppose the circumference of a circle to be 37.6992 feet, what... | |
 | Thomas Rainey - Arithmetic - 1849 - 334 pages
...the mile to yards, and get the answer in yards ; they will be placed over 138 yards apart. jog 2304 To find the diameter of a circle, when the circumference is given, divide the circumference by 3.1416. Or, multiply the circumference by 7, and divide by 22. Or, multiply... | |
 | James Bates Thomson - Arithmetic - 1850 - 352 pages
...ft.? Ans. 47.12385 ft. 15. What is the circumference of a circle whose diameter is 100 rods 1 .3 8 80 To find the diameter of a circle, when the circumference is given. Divide the given circumference l>y 3.14159. OBS. The diameter of a circle may also be found by dividing... | |
 | James Robinson (Jr.) - Arithmetic - 1851 - 336 pages
...rods ? 4. What is the circumference of the earth; the mean diameter being about 7912 miles ? AFt. 303i To FIND THE DIAMETER OF A CIRCLE WHEN THE CIRCUMFERENCE IS GIVEN. RULE- Divide the, circumference by 3,1416 ; the quotient will be the diameter. 1. Suppose the circumference of a circle to be 37.6992... | |
 | James Stewart Eaton - Arithmetic - 1857 - 376 pages
...length of an arc of 30° in a circle whose radius is 1Ц feet ? Ans. 6.5449£ feet. 4:75. PROB. 8. — To find the diameter of a circle when the circumference is given, RULE. — Divide the circumference by 3.141592, and the quotient will be the diameter, nearly. Ex. 1. What is the diameter of a circle whose... | |
 | Joseph Ray - Arithmetic - 1857 - 348 pages
...earth, the mean diameter being 7912.4 mi. ? Ans. 24857.59584 mi ii ART. 316. To FIND THE DIAMETER OP A CIRCLE, WHEN THE CIRCUMFERENCE IS GIVEN. Rule. — Divide the circumference by 3.1416, the quotient will be the diameter. 1. The circumference of a circle is 15 feet: what is the diameter... | |
 | Adrien Marie Legendre - Geometry - 1863 - 464 pages
...Ana. 78.54. 2. If the diameter of the earth is 7921 miles, what is the circumference? Ans. 24884.6136. To find the diameter of a circle, when the circumference is given. 103. From the preceding case, we may write the following Pv ULE . Divide the given circumference by... | |
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To find the Diameter of a Circle when the Circumference is given. Rule. 
