# Circle sector

The circular sector with a central angle 160° has an area 452 cm

^{2}. Calculate its radius r.### Correct answer:

#### You need to know the following knowledge to solve this word math problem:

We encourage you to watch this tutorial video on this math problem: video1

## Related math problems and questions:

- Circular segment

What is the radius of a circular section whose central angle is 36° and the area of S = 53.095 cm ^ 2? - Cone A2V

The surface of the cone in the plane is a circular arc with central angle of 126° and area 415 cm². Calculate the volume of a cone. - Arc-sector

arc length = 17 cm area of sector = 55 cm² arc angle = ? the radius of the sector = ? - Circle arc

Calculate the circular arc area in m² where the diameter is 263 dm, and a central angle is 40°. Result round to three decimal places. - Circle arc

Circle segment has a circumference of 135.26 dm and 2096.58 dm^{2}area. Calculate the radius of the circle and size of the central angle. - Circular segment

Calculate the area S of the circular segment and the length of the circular arc l. The height of the circular segment is 2 cm and the angle α = 60°. Help formula: S = 1/2 r². (Β-sinβ) - Arc and segment

Calculate the length of circular arc l, area of the circular arc S_{1}and area of circular segment S_{2}. Radius of the circle is 11 and corresponding angle is (2)/(12) π. - Arc

What area of a circle occupied the flowers planted in the arc of a circle with radius 3 m with central angle 45°? - Quarter of a circle

Calculate the circumference of a quarter circle if its content is S = 314 cm². - Volume of the cone

Calculate the volume of the cone if the content of its base is 78.5 cm² and the content of the shell is 219.8 cm². - Circular arc

Calculate the center angle and length of the circular arc if the radius r = 21 cm and the area of the slice is 328.5 cm ^ 2 - Disc

The circumference of the disk is 78.5 cm. What is the circumference of the circular arc of 32° on the disc? - Circle and angle

What is the length of the arc of a circle with radius r = 207 mm with cental angle 5.33 rad? - Circle segment

A quarter circle with radius 4 has the same content as a circle segment with radius 3. What is the magnitude of the center angle of the circle segment? - Sector

The perimeter of a circular sector with an angle 1.8 rad is 64 cm. Determine the radius of the circle from which the sector comes. - Maximum of volume

The shell of the cone is formed by winding a circular section with a radius of 1. For what central angle of a given circular section will the volume of the resulting cone be maximum? - Quadrant II

Calculate the radius of the quadrant, which area is equal to area of circle with radius r = 15 cm.