Area of Sectors, Segment, and Annulus

Find the area of each sector.

• 52.4 in²

• 18,864 in²

• 60 in2

• 10.47 in

Find the area of the shaded sector of the circle.

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Find the area of the shaded region.

• 125.7 cm²

• 40 cm²

• 103.7 cm²

• 33 cm²

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

• 15.4m²

• 15.3m²

• 15.5m²

• 15.6cm²

Find the EXACT area of the sector.

What is the area of the purple segment?

• 18.7  cm²

• 24.1 cm²

• 30.6 cm²

• 42.8 cm²

Find the EXACT area of the sector.

What is the length of this arc? Give your answer correct to one decimal place.

• 15.7 cm

• 39.3 cm

• 78.5 cm

• 30 cm

What is the perimeter of this sector? Give your answer to two decimal places.

• 527,400 mm

• 266.5 mm

• 206.5 mm

• 120 mm

Find the area of a sector with an arc length of 30 cm and a radius of 8 cm.

• 240 cm²

• 80 cm²

• 120 cm²

• 180 cm²