 | Adrien Marie Legendre - 1836 - 394 σελίδες
...Ans. 1075.298375. 3. To find the area of a decagon whose side is 20. Ans. 3077.C8352. PROBLEM VIII. To find the circumference of a circle when the diameter is given, or the diameter when the circumference is given. Ki ji'. — Multiply llie diameter by 3.1416, and... | |
 | James Gallier - 1836 - 228 σελίδες
...longest opposite angles, which will divide the figure into two triangles, which measure as before. To find the Circumference of a Circle, when the Diameter is given; or the Diameter, when the Circumference is given. RULE. — Multiply the diameter by 3.1416, and the... | |
 | 1838 - 218 σελίδες
...yard? Ans. 61yd. 3ft., and 2514 bricks., 14 In the gable ends of a house, which ii 63 feet long md 22 feet high, from the "square of the building" to...the diameter to the circumference; or the contrary, As 22 are to 7, so is the circumference to the diamater. The diameter of a circle is 14 set; what is... | |
 | J. M. Scribner - 1844 - 130 σελίδες
...the transverse, and the shortest the conjugate axis ; thus, ABCD (fig. 8) is an ellipse. PROBLEM I. To find the circumference of a Circle when the diameter is given. ART. 16. Rvle I.— Multiply the diameter by 3.14159, and the product will be the circumference. Or,... | |
 | Frederick Walter Simms - 1845 - 184 σελίδες
...=1.77245385. =114.59155903. =0.88622692. =0.78539816. SOME USES OF THE FOREGOING TABLE IN CALCULATING AREAS. To find the circumference of a circle when the diameter is given. Rule. — Multiply the given diameter by the factor C, using any number of decimals that may be considered... | |
 | Scottish school-book assoc - 1845 - 444 σελίδες
...yards. PROBLEM VII. To find the diameter and circumference of a circle the one from the other. CASE I. To find the circumference of a circle when the diameter is given. RULE. Multiply the diameter by sj>, ^73 or 3'1416, and the product will be the circumference nearly.... | |
 | James Robinson (of Boston.) - 1847 - 304 σελίδες
...octagon whose side is 20 rods? 6. What is the area of a dodecagon whose side is 30 feet ? Art. 2O1« To FIND THE CIRCUMFERENCE OF A CIRCLE WHEN THE DIAMETER IS GIVEN. RULE. Multiply the diameter by 3. 1416 ; the product will be the circumference. 1. Suppose the diameter... | |
 | J. M. Scribner - 1849 - 286 σελίδες
...length, the longest of which is called the transverse, and the shortest the conjugate axis. PROBLEM L To find the Circumference of a Circle when the Diameter is given. Rule. — Multiply the diameter by 3-1416, and the product will be the circumference. Or, multiply... | |
 | Charles Davies - 1849 - 372 σελίδες
...Ans. 1075.298375. 3. To find the area of a decagon whose side is 20. Ans. 3077.08352. PROBLEM VIII. i To find the circumference of a circle when the diameter is given, or the dicmeter when the circumference is given. Rn.E.—Multiply the diameter by 3.1410, and the product... | |
 | Almon Ticknor - 1849 - 156 σελίδες
...7-3, 6, 7-5, 7, and 8-8 yards; what is the area? Ans. 342-916 sq. yards. PROBLEM 28. — THE CIRCLE. To find the circumference of a circle when the diameter is given, or the diameter when the circumference is given. RULE. — Multiply the diameter by 3-1416, and the... | |
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To find the circumference of a circle when the diameter is given, or the diameter when the circumference is given. 
