Practice problems of the perimeter of a circular sector
Number of problems found: 15
- 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
- The central
The central angle of a sector is 30° and the radius is 15 m. Determine its perimeter.
- Length of the arc
What is the arc length of a circle k (S, r=68mm), which belongs to a central angle of 78°?
- Quarter of a circle
Calculate the circumference of a quarter circle if its content is S = 314 cm².
- Math heart
Stylized heart shape created from a square with side 5 cm and two semicircles over his sides. Calculate the content area and its circumference.
- Circle section
Equilateral triangle with side 33 is inscribed circle section whose center is in one of the vertices of the triangle and the arc touches the opposite side. Calculate: a) the length of the arc b) the ratio betewwn the circumference to the circle sector and
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.
Convert 324° to radians. Write result as multiple of number π.
Circle arc corresponding to angle is 32° is 28 dm long. What is the length of the entire circle?
Semicircle estate must be fence. The straight section has 26 meters long fence. How many meters of fence should buy?
- Arc and segment
Calculate the length of circular arc l, area of the circular arc S1 and area of circular segment S2. Radius of the circle is 11 and corresponding angle is (2)/(12) π.
- Circle and angle
What is the length of the arc of a circle with radius r = 207 mm with cental angle 5.33 rad?
- 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)
- Circle arc
Circle segment has a circumference of 135.26 dm and 2096.58 dm2 area. Calculate the radius of the circle and size of the central angle.
- 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?
Circular sector practice problems. Perimeter - practice problems.