Unit 11 Digital Review

What is the area of this circle?

• 4π

• 8π

• 16π

• π

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 sector?

• 221π/36

• 3757π/72

• 3757π/18

• None of these

Find the area of the shaded sector. Round to the nearest hundredth.

• 7.92 units ²

• 24.74 units²

• 10.60 units²

• 98.19 units²

Find the area

• 96 cm²
• 48 cm²
• 36 cm²
• 48 cm

Find the length of the apothem

• 3.236
• 4.944
• 2.351
• 6.805

Find the area of the pentagon

• 58.12
• 47.02
• 76.08
• 38.04

Find the area of this regular polygon

• 81.8 m²

• 204.4 m²

• 408.8 m²

• 40.8 m²

Find the area of the regular polygon

• 172.0 in.²

• 170.0 in.²

• 17.2 in²

• 50 in.²