The area of sector AOB is equal to the area of sector DOC because the central angle measures are equal. The canopy of a parachute is a semicircle with a radius of 13 feet. A company that is making parachutes for a Fourth of July celebration wants each parachute to be made from equal parts of red, white, and blue fabric. Apr 10, 2017 · Thus, the area A of a sector of angle θ in a circle of radius r is given by. = × (Area of the circle) ….(ii) Some useful results to remember: (i) Angle described by minute hand in 60 minutes = 360º. Angle described by minute hand in one minute. Thus, minute hand rotates through an angle of 6º in one minute.

Area of a sector: The area of a sector (such as sector PQR in the above figure) is equal to the area of the circle. times the fraction of the circle represented by the sector: Here’s an example: using the following figure, use the formula to find the area of sector ACB. Apr 10, 2017 · Thus, the area A of a sector of angle θ in a circle of radius r is given by. = × (Area of the circle) ….(ii) Some useful results to remember: (i) Angle described by minute hand in 60 minutes = 360º. Angle described by minute hand in one minute. Thus, minute hand rotates through an angle of 6º in one minute. SAT Math Help » Geometry » Plane Geometry » Circles » Sectors » How to find the area of a sector Example Question #1 : How To Find The Area Of A Sector A circular, 8-slice pizza is placed in a square box that has dimensions four inches larger than the diameter of the pizza. Area of a sector: The area of a sector (such as sector PQR in the above figure) is equal to the area of the circle. times the fraction of the circle represented by the sector: Here’s an example: using the following figure, use the formula to find the area of sector ACB.

Keeping in mind the circle's total area, the circumference, and the arc length, we can now learn how to find the area of a section of a circle. How to find the area of a sector . Through an example question, we'll demonstrate how the relationship between the area of a section and total area can help you find the section's area. Finding area of sector means finding a fractional part of the area of the entire circle. The fraction is determined by the ratio of the arc length to the entire circumference. Asked in Algebra ... Radius of Area Sector Calculator. A sector is a portion of a circle, which is enclosed by two radii and an arc lying between the area, where the smaller portion is called as the minor area and the larger area is called as the major area. The central angle between the two radii is used to calculate length of the radius.