 | Jeremiah Day - 1815 - Liczba stron: 388
...Multiply the radius into half the length of the arc, Or, A* 360, to the number of degrees in the arc ; So is the area of the circle, to the area of the sector. . , It is evident, that the area of the sector has the same ratio to the area of the circle, which... | |
 | Jeremiah Day - 1824 - Liczba stron: 440
...MULTIPLY THE RADIUS INTO HALF THE LENGTH OF THE ARC. Or, As 360, TO THE NUMBER OF DEGREES IN THE ARC ; So IS THE AREA OF THE CIRCLE, TO THE AREA OF THE SECTOR. It is evident, that the area of the sector has the same ratio to the area of the circle, which the... | |
 | Jeremiah Day - 1831 - Liczba stron: 394
...MULTIPLY THE RADIUS INTO HALF THE LENGTH OF THE ARC. Or, As 360, TO THE NUMBER OF DEGREES IN THE ARC ; So IS THE AREA OF THE CIRCLE, TO THE AREA OF THE SECTOR. It is evident, that the area of the sector has the same ratio to the area of the circle, which the... | |
 | Jeremiah Day - 1831 - Liczba stron: 418
...MULTIPLY THE RADIUS INTO HALF THE LENGTH OF THE ARC. Or, As 360, TO THE NUMBER OF DEGREES IN THE ARC ; SO IS THE AREA OF THE CIRCLE, TO THE AREA OF THE SECTOR. It is evident, that the area of the sector has the same ratio to the area of the circle, which the... | |
 | James Gallier - 1836 - Liczba stron: 228
...radius ; the product will be the area. RULE 2. — As 360 degrees is to the number of degrees in the arc of the sector, so is the area of the circle to the area of the sector. To find the Area of a Segment of a Circle. RULE. — To the chord of the whole arc, add the chord of... | |
 | 1836 - Liczba stron: 488
...Multiply the radius into half the length of the arc. Or, as 360° to the number of degrees in the arc ; so is the area of the circle, to the area of the sector. To find the area of the segment of a circle. Find the area of the sector which has the same arc, and... | |
 | Jeremiah Day - 1836 - Liczba stron: 418
...MULTIPLY THE RADIUS INTO HALF THE LENGTH OF THE 4Kc. Or, As 330, TO THE NUMBER OF DEGREES IN THE AKC ; $O IS THE AREA OF THE CIRCLE, TO THE AREA OF THE SECTOR. It is evident, that the area of the sector has the same ratio to die area of the circle, which the... | |
 | Jeremiah Day - 1838 - Liczba stron: 416
...MULTIPLY THE RADIUS INTO HALF THE LENGTH OP THE ARC. Or, As 360, TO THE NUMBER OF DEGREES IN THE ARC ] So IS THE AREA OF THE CIRCLE, TO THE AREA OF THE SECTOR. It is evident, that the area of the sector has the same ratio to the area of the circle, which the... | |
 | Jeremiah Day - 1839 - Liczba stron: 434
...MULTIPLY THE RADIUS INTO HALF THE LENGTH OF THE ARC. Or, As 360, TO THE NUMBER OF DEGREES IN THE ARC ; So IS THE AREA OF THE CIRCLE, TO THE AREA OF THE SECTOR. It is evident, that the area of the sector has the same ratio to the area of the circle, which the... | |
 | Charles Guilford Burnham - 1841 - Liczba stron: 324
...If the angle of the sector be given, find the length of the arc, and proceed as before. 1. What is the area of a sector, of which the arc is 79, and the radius of the circle 47 yards ? Answer, i/-=39.5 and 39.5X47= 1856.5 square yards. 2. What is the area of a sector, of which the... | |
| |
So IS THE AREA OF THE CIRCLE, TO THE AREA OF THE SECTOR. 
