Sectors of Circles

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.

Given circle P, m $\angle$ RPT = 130°, and PT = 18 cm.
Solve for area of the shaded sector.

• 117.94 cm²

• 650.31 cm²

• 324. 68 cm²

• 210.81 cm²

What is your answer for ?

• 263.89 in²

• 159.17 in²

• 409.98 in²

• 363.29 in²

What is the answer to #2?

• 6.58 cm²

• 23.60 cm²

• 28.27 cm²

• 40.96 cm²

What is your answer to ?

• 95.23 ft²

• 100.53 ft²

• 112 ft²

• 120 ft²

What is the formula for Area of a sector?

• ((central angle)×π×r²) ∕ 360

• ((central angle)×π×r) ∕ 180

• ((inscribed angle)×π×r²) ∕ 360

• ((central angle)×π×r²) ∕ 180

What is your answer for ?

• 263.89 m²

• 756.08 m²

• 56.78 m²

• 28.27 m²

What is the answer to #5?

• 159.17 in²

• 461.81 in²

• 100.53 in²

• 59 in²

What is the answer to ?

• 492.63 ft²

• 412.33 ft²

• 400.8 ft²

• 409.98 ft²

What is the answer to #6?

• 461.81 cm

• 461.81 cm³

• 461.81 cm⁴

• 461.81 cm²