Practice

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 sq. in.
• 10.5 sq. in.
• 31.4 sq. in.
• 38.2 sq. in.

FIND THE ARC LENGTH OF THE BOLDED ARC

• A
• B
• C
• D

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

• 1.26
• 452.39
• 113.10
• 40715.04

Find the arc length of arc AB.

• 12.57 units
• 75.40 units
• 24 units
• 125.66 units

Find the arc length.

• 37.70 cm
• 6.28 cm
• 28.27 cm
• 9.42 cm

Find the area of the shaded sector.

• 37.70 cm²
• 6.28 cm²
• 28.27 cm²
• 9.42 cm²