Find the exact area of the sector of the circle with the radiusr=4inchesand central angleα=60∘. Area of a Sector: The area of a sector is directly proportional to square of its radius provided the measure of central angle is constant. Thus, if...
or origin, of the circle to its circumference and encompasses the area of any given angle that also originates from the center of the circle. A sector is best thought of as a piece of pie, and the bigger the angle of the sector, the bigger slice of pie. Each side of the segment...
A sector of a circle has an area of 40 square feet. Find the central angle which forms the sector if the radius is 9 feet. Central Angle and Area of a Sector: The central angle is the angle whose vertex or apex is at the cen...
In a pie chart, if a sector takes up 30% of the circle, what does it mean? A. It represents 30% of the total data. B. It indicates the most important data. C. It shows the least significant data. D. It reflects the average value. ...
the solid generated by the revolution of the sector of a circle about one of its radii, or, more rarely, about any straight line drawn in the plane of the sector through its vertex. See also:Sector Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co. ...
10B A12cm rad0C DThe diagram shows a sector AOB of the circle, centre O, radius 12 cm, together with points C and D such that ABC D is a rectangle. The angle AOB is 0 radians and the perimeter of the sector AOB is47cm.(i) Show that = 1.92 radians correct to 2 decimal place...
Workers who went to the Gulf came from the poorest sectors of Pakistani society. 前往海湾的工人来自巴基斯坦最贫穷的社会阶层。 柯林斯高阶英语词典 Officers were going to retake sectors of the city. 军官们打算重新夺回该市的防御区。 柯林斯高阶英语词典 The DOE first announced the project, a prototy...
Define sector. sector synonyms, sector pronunciation, sector translation, English dictionary definition of sector. sector n. 1. A part or division, as of a city or a national economy: the manufacturing sector. 2. Mathematics a. The portion of a circle bo
15 The diagram shows a sector of a circle, centre O.A The radius of the circle is 9 cm and the sector angle is 100°.Taking the value of t to be 3. 14, calculate9(a) the length of the arc AB,100°O B15.7Answer (a)... cm [2](b) the perimeter of the sector.33.7 ft ...
The meaning of SECTOR is a geometric figure bounded by two radii and the included arc of a circle. How to use sector in a sentence.