 | Claude Irwin Palmer, Charles Wilbur Leigh - 1914 - 288 páginas
...turning. The right angle is divided into 90 equal parts called degrees (°), each degree is divided into 60 equal parts called minutes ('), and each minute into 60 equal parts called seconds ("). Starting from any position as initial side, it is evident that, for each position of the terminal... | |
 | George E. Mercer, Mabel Bonsall - 1914
...circumference of every circle is divided into 360 equal parts called degrees, each degree into i50 equal parts called minutes, and each minute into 60 equal parts called seconds. 5J^ of a circumference is called 1 degree of arc. J of a circumference, or 90 degrees, is called a... | |
 | Harmon Bay Niver - 1915 - 360 páginas
...matter what size it may be, is divided into 360 equal parts called degrees. Each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds. The Equator and the meridian circles are called great circles, because they divide the earth into hemispheres.... | |
 | Nathaniel Bowditch - 1916 - 836 páginas
...to have their circumferences divided into 360 ecjual parts, called degrees; each degree is divided into 60 equal parts, called minutes; and each minute into 60 equal parts, called seconds; an arc is measured by the number of degrees, minutée, and seconds that it contains. . v , apply i... | |
 | Claude Irwin Palmer, Charles Wilbur Leigh - 1916 - 188 páginas
...turning. The right angle is divided into 90 equal parts called degrees (°), each degree is divided into 60 equal parts called minutes ('), and each minute into 60 equal parts called seconds (")• Starting from any position as initial side, it is evident that, for each position of the terminal... | |
 | Edward Vermilye Huntington, Louis Albert Fischer - 1916 - 186 páginas
...(360 degrees = 1 revolution.) 1 degree = 1° = Ую of a right angle. The degree is usually divided into 60 equal parts called minutes ('), and each minute into 60 equal parts called seconds ("); while the second is subdivided decimally. But for many purposes it is more convenient to divide... | |
 | Ervin Kenison - 1916 - 71 páginas
...ie, it is /A = i of a circumference. In order to obtain accurate measurements each degree is divided into 60 equal parts called minutes and each minute into 60 equal parts called seconds. /esi I8O Fig. 67. Angular Measurement SOLIDS A solid has three dimensions — length, breadth, and... | |
 | 1917
...ie, it is -^ =£ of a circumference. Li order to obtain accurate measurements each degree is divided into 60 equal parts called minutes and each minute into 60 equal parts called seconds. r:~ S7_ Angular Measurement /OS /so 39 SOLIDS A solid has three dimensions — length, breadth, and... | |
 | Fred T.. Hodgson - 1917 - 402 páginas
...materially in understanding other problems. The circumference of every circle is measured by being supposed to be divided into 360 equal parts, called degrees; each degree containing 60 minutes, a smaller division, and each minute into 60 seconds, a still smaller division.... | |
 | Fred T.. Hodgson - 1917 - 402 páginas
...materially in understanding other problems. The circumference of every circle is measured by being supposed to be divided into 360 equal parts, called degrees; each degree containing 60 minutes, a «4 smaller division, and each minute into 60 seconds, a still smaller division.... | |
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The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds. 
