WebbThe sector is basically a portion of a circle which could be defined based on these three points mentioned below: A circular sector is the portion of a disk enclosed by two radii … WebbTypes. A sector with the central angle of 180° is called a half-disk and is bounded by a diameter and a semicircle.Sectors with other central angles are sometimes given special names, such as quadrants (90°), sextants (60°), and octants (45°), which come from the sector being one 4th, 6th or 8th part of a full circle, respectively. . Confusingly, the arc of …
Circle Perimeter Calculator
Webb3 mars 2024 · Given : The perimeter of a sector of a circle of radius 14 cm is 68 cm. To Find : The area of the sector ? Solution : Perimeter of a sector = Twice of radius + length of arc. i.e. The length of arc is 40 cm. The formula of length of arc is. The area of the sector is. Therefore, the area of the sector is 280 cm². #Learn more WebbRadius of circle = 1 4 c m. Length of arc = 2 2 c m. Using formula, A n g l e = a r c r a d i u s Now, A n g l e = 1 4 2 2 A n g l e = 2 × 7 2 2 A n g l e = 2 π (π = 7 2 2 ) A n g l e = θ = 2 π So, Area of sector = 3 6 0 o θ × π r 2 = 3 6 0 o 9 0 o × 7 2 2 × 1 4 × 1 4 = 4 1 × 2 2 × 2 × 1 4 = 2 2 × 7 = 1 5 4 s q. c m. Hence, this ... population of ukraine by gender
Sector of a Circle - Area, Perimeter and Arc Length Formula - BYJUS
Webb6 apr. 2024 · The formula can be used to determine the perimeter of any part of the circle (for all the sectors of a circle) depending on the angle subtended in the center. Complete step by step answer: Substitute r = 14 cm and θ = 45 in the formula P s = 2 π r × ( θ 360) + 2 r to determine the perimeter of the sector subtending 45 0 of the angle at the ... WebbThe perimeter of the sector of the circle of area 64π sq.cm is 56 cm. Find the area of the sector. Maharashtra State Board HSC Arts (English Medium) 11th Textbook ... Perimeter of sector = 2r + S. But perimeter is given to be 56 cm. ∴ 56 = 2(8) + S. ∴ 56 = 16 + S. ∴ S = 40 cm. Area of sector = `1/2 xx "r" xx "S"` Webb16 feb. 2024 · The perimeter of a circle sector is the length of the two radii plus the length of the arc. The formula for finding the perimeter of a circle sector is: P = \pi *R* \dfrac … population of ukraine by ethnicity