Areas of Sectors, Segments and Annulus

What is the area of the shaded sector?

• 40π/9

• 400π/9

• 80π/9

• 1600π/9

Find the area of the shaded sector of circle O. The radius is 6 inches and the central angle is 100°. Express answer as an exact value

• 5π/3

• 10π/3

• 10π

• 40π

What is the area of the shaded region? Round to the nearest hundredth.

• 1.26

• 452.39

• 9.42

• 113.10

What is the area of the shaded region? Round to the nearest hundredth.

• 8π/3

• 2π/3

• 32π/3

• 4π/3

What is the area of the shaded segment? Leave your answer as an exact value.

• 25π - 50

• 25π - 100

• 5π - 50

• 5π - 100

What is the area of the shaded region? Leave your answer as an exact value.

• 25π - 50

• 25π - 100

• 5π - 50

• 5π - 100

Which of the following is a strategy to find the area of the shaded purple segment?

• Find the area of the circle and subtract out the area of the sector

• Find the area of the sector and subtract out the area of the triangle

• Find the area of the triangle and subtract the area of the segment

• press skip and simply move on...

• 8π/3  square units

• 2π/3  square units

• 32π/3 square units

• 4π/3 square units

Find the area of the shaded region. Round your final answer to the nearest tenth. Use the pi key

What is the area of the green shaded segment?

• 16π - 64

• 8π - 32

• 8π - 64

• 16π - 32