Area and Sector Area

Find the exact area of the shaded sector of the circle.

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A cathedral window is built in the shape of a semicircle. If the window is to contain three stained glass sections of EQUAL SIZE, what is the area of the YELLOW SECTOR?

• 3.3 ft²

• 4.5 ft²

• 6.3 ft²

• 7.1 ft²

What is this the formula for?

• arc length

• area of a sector

• area of a segment

• arc measure

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

• 67.1cm²

• 67.0cm²

• 16.8cm²

• 134.0cm²

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

• 2.1cm²

• 2.0cm²

• 0.5cm²

• 12.6cm²

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

• 15.4m²

• 15.3m²

• 15.5m²

• 15.6cm²

Find the area of each sector.

• 52.4 in²

• 18,864 in²

• 60 in2

• 10.47 in

What is the radius of a circle with an area of 49π?

• 49

• 10

• 7

• 14

If Pacman's mouth is open to 70° and the radius of his mouth is 8mm, what is CENTRAL ANGLE MEASURE of his Body?

• 290^o

• 270^o

• 180^o

• 110^o