Area Circles Annulus, Sector, Segments

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

A area between/bounded by two radii of the circle and the arc where the radii meet the circle.

• triangle

• arc length of a circle

• sector of a circle

• segment of a circle

What is the area formula for a circle?

• A = πr²

• A = 2πr

• A = √π

Find the area of the circle below.

• 8.76 cm²

• 18.52 cm²

• 21.90 cm²

• 28.26 cm²

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

The distance along the edge of a circle between two points is the _________

• area of a sector

• arc length

• arc of a circle

• sector of a circle

What is/are the formula(s) to find the area of a circle?

• πr²

• 2πr

• √π

If Pacman's mouth, when open, is 70° and the radius of his mouth is 8mm, what is the exact area of the rest of Pacman's body?

• (464/9)π mm²

• (112/9)π mm²

• (116/9)π mm²

• (28/9)π mm²

is the formula for?

• arc length

• area of a sector

• area of a segment

• arc measure

What is the area of this circle? Leave your answer in terms of pi.

• 25π m²

• 10π m²

• π m²

• 5π m²