10.7 - Areas of Circles, Sectors, and Segments

What number is pi?

• 1.41

• 2.00

• 3.14

• 5.14

Tags

CCSS.HSG.GMD.A.1

What is the area formula for a circle?

• A = πr²

• A = 2πr

• A = √π

Tags

CCSS.7.G.B.4

Find the area of the circle below.

• 8.76 cm²

• 18.52 cm²

• 21.90 cm²

• 28.26 cm²

Tags

CCSS.7.G.B.4

Find the area of the circle. The diameter is 18 in.

• 56.52 in²

• 254.34 in²

• 1017.36 in²

• 113.04 in²

Tags

CCSS.7.G.B.4

What is the area of the shaded SECTOR? Round to the nearest hundredth. (u² stands for square units)

• 9.42 u²

• 113.10 u²

• 284.3 u²

• 452.39 u²

Tags

CCSS.HSG.C.B.5

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? (Hint: what is the central angle measure of the yellow section?)

• 3.3 ft²

• 4.5 ft²

• 6.3 ft²

• 7.1 ft²

Tags

CCSS.HSG.C.B.5

Find the area of each sector.

• 52.4 in²
• 18,864 in²
• 60 in2
• 10.47 in

Tags

CCSS.HSG.C.B.5

Find the area of each sector.

• 4248 m²
• 7.9 m²
• 2827.4 m²
• 11.8 m²

Tags

CCSS.HSG.C.B.5

What is the area of the shaded sector?

• 339.12 in²
• 113.04 in²
• 339.29 in²
• None of the above

Tags

CCSS.HSG.C.B.5

What is the area of the green shaded segment?

• 18.3 cm²
• 50.3 cm²
• 169.1 cm²
• 201.1 cm²

Tags

CCSS.HSG.C.B.5