Area of Sector of Circle

Find the area of the sector, rounding your answer to 1d.p.

• 8.9cm²

• 9.0cm²

• 11.4cm²

• 11.3cm²

Find the area of the shaded sector of circle O.  The radius is 6 inches and the central angle is 100°.  Express answer to the nearest tenth of a square inch.

• 9.2 sq. in.

• 10.5 sq. in.

• 31.4 sq. in.

• 38.2 sq. in.

Find the area of the sector, rounding your answer to 1d.p.

• 176.7cm²

• 23.6cm²

• 156.7cm²

• 88.4cm²

Find the area of the sector, rounding your answer to 1d.p.

• 15.4m²

• 15.3m²

• 15.5m²

• 15.6cm²

Find the area of the dark blue sector shown at the left.  The radius of the circle is 4 units and the length of the arc (the curved edge of the sector) measures 7.85 units.  Express answer to thenearest tenth of a square unit.

• 0.3 square units

• 15.7 square units

• 19.7 square units

• 50.3 square units

A region bounded by two radii of the circle and their intercepted arc is a ....

• arc of a circle

• arc length of a circle

• sector of a circle

• segment of a circle

A circle has a radius of 6 cm. A sector subtends an angle of 60 degrees at the center. The area of this sector is _____ sq cm

• 36

• 6

• 6pi

• pi

A sector of a circle has a central angle of 90 degrees and radius 1 cm. The area of the sector is ____sq.cm

• pi

• 2pi

• pi/4

• pi/8

The area of a sector making an angle of 180 degrees is 28 sq. units. The area of the circle must be ____ sq units.

• 10

• 14

• 56

• 112

Find the area of the shaded sector of circle O. The radius is 6 inches and the central angle is 100°. Express answer as an exact value

• 5π/3

• 10π/3

• 10π

• 40π