Areas of circles, sectors, and segments

What is the area of this circle?

• 4π

• 8π

• 16π

• π

Tags

CCSS.7.G.B.4

In circle O, the radius is 4, and the measure of minor arc AB is 120 degrees. Find the length of minor arc AB to the nearest integer.

• 5
• 9
• 8
• 6

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 in²

• 10.5 in²

• 31.4 in²

• 38.2 in²

Tags

CCSS.HSG.C.B.5

What is the area of the shaded segment?

• 185.0619

• 88.9359

• 39.3078

• 5.7975

Tags

CCSS.HSG.C.B.5

What is the name of the blue region?

• A sector

• A segment

• A hooly bob

• A central angle

Tags

CCSS.HSG.C.B.5

CCSS.HSG.C.A.2

Find the area of the shaded sector?

• 14 cm squared

• 139.6 cm squared

• 27.9 cm squared

• 558.5 ft squared

Tags

CCSS.HSG.C.B.5

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

• πr²

• 2πr

• √π

Tags

CCSS.7.G.B.4

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

Tags

CCSS.HSG.C.B.5

is the formula for?

• arc length

• area of a sector

• area of a segment

• arc measure

Tags

CCSS.HSG.C.B.5