Finding Arc Length and Area of Sector

Find the arc length of XY. Round to the nearest hundredth.

• 0.19 cm

• 12.22 cm

• 59.69 cm

• 314.16 cm

The diameter of the circle is 24 inches. Find the arc length of CD. Round to the nearest hundredth.

• 12.57 in

• 21.46 in

• 25.13 in

• 75.39 in

Find the length of the arc subtended by an 80^o central angle and a radius of 34 m. Round to the nearest tenth.

What is the length of an arc with a central angle of 180^o and a diameter of 18 centimeters? Round to the nearest tenth.

Find the area of the shaded sector. Round to the nearest tenth.

• 0.25 in²

• 25.1 in²

• 201.1 in²

• 346.3 in²

Find the area of the shaded sector. Round to the nearest tenth.

• 75.4 m²

• 128.9 m²

• 0.375 m²

• 18.8 m²

Find the area of the shaded sector. Round to the nearest tenth.

• 0.1 m²

• 12.6 m²

• 87.9 m²

• 113.1 m²

Find the area of a sector formed by a 75^o central angle and a diameter of 8 inches. Round to the nearest tenth.

Find the area of a sector created by a radius of 15 centimeters and a central angle of 45^o. Round to the nearest hundredth.

What is arc length?

• the entire area of the circle

• the part of the area of a circle

• the entire circumference of a circle

• the length of a piece of the circumference of a circle