Area of Sectors of a Circle

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

• 1.26

• 452.39

• 9.42

• 113.10

Tags

CCSS.HSG.C.B.5

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.

Tags

CCSS.HSG.C.B.5

FIND THE SECTOR AREA OUTLINED IN BOLD

• A

• B

• C

• D

Tags

CCSS.HSG.C.B.5

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

• 176.7cm²

• 23.6cm²

• 156.7cm²

• 88.4cm²

Tags

CCSS.HSG.C.B.5

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

• 67.1cm²

• 67.0cm²

• 16.8cm²

• 134.0cm²

Tags

CCSS.HSG.C.B.5

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

• 2.1cm²

• 2.0cm²

• 0.5cm²

• 12.6cm²

Tags

CCSS.HSG.C.B.5

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

• 209.4cm²

• 209.3cm²

• 104.7cm²

• 104.1cm²

Tags

CCSS.HSG.C.B.5

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

• 215.9cm²

• 216.0cm²

• 490.8cm²

• 490.9cm²

Tags

CCSS.HSG.C.B.5

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

• 56.5cm²

• 56.6cm²

• 226.1cm²

• 226.2cm²

Tags

CCSS.HSG.C.B.5

Find the area of the dark blue sector shown. The radius of the circle is 4 units and the length of the arc (the curved edge of the sector) measures 7.85 units. Hint: you need to find the central angle first.

• 0.3 square units

• 15.7 square units

• 19.7 square units

• 50.3 square units