Circles Area of a Sector and Arc Length

The region bounded by two radii and corresponding arc of a circle is

• Segment

• Sector

• Area

• Perimeter

Angle of the sector is 90°then the ratio of Area of circle to area of sector is

• A) 1:4

• B) 1:2

• C) 4:1

• D) 2:3

Area of circle is 154cm², and Area of minor sector is 7.7cm², then calculate area of major sector of circle.

• A) 145 cm²

• B) 146.3 cm²

• C) 77 cm²

• D) 147 cm²

The area of a segment of a circle is less than the area of its corresponding sector

• True only for minor segment

• True only for major segment

• Alwys false

What is the area of the shaded region? Round to the nearest hundredth.

• 26

• 452.39

• 113.10

• 40715.04

What is the distance marked off by L called?

• circumference

• tangent

• arc length

• sector

When she is outdoors, Tasha, the dog, is tied to a stake in the center of a circular area of radius 24 feet. The angle between her dog house and her favorite hydrant is 165 degrees.  What is the length of the arc from her dog house to the hydrant, following minor arc DG, to the nearest foot.

• 40

• 35

• 55

• 69

What is the area of the shaded region?

• 50.27 units²

• 3015.93 units²

• 8.38 units²

• 4.19 units²

What is the area of the shaded sector?

• 40π/9 (13.96)

• 400π/9 (139.6)

• 80π/9 (27.9)

• 1600π/9 (558.5)