Understanding and applying theorems and properties about circles

Find the area of the shaded sector. Use 3.14 for pi. Round to the nearest tenth.

• 7.9 units ²

• 24.7 units²

• 10.6 units²

• 98.9 units²

• arc length

• area of a sector

• area of a segment

• circumference

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

• 8π/3

• 2π/3

• 32π/3

• 4π/3

Which formula could be used to find the area of the shaded sector?

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Find the approximate area of the shaded sector.

• 37.70 cm²

• 6.28 cm²

• 28.27 cm²

• 9.42 cm²

What is the area of the shaded sector?

• 2.7π
• 5.3π
• 7.2π
• 9π

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.

Which formula could be used to find the area of the shaded sector?

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•  

What is this the formula for?

• arc length

• area of a sector

• area of a segment

• arc measure

What is the area of the shaded sector?

• $108\Pi\ in^2$

• $36\Pi\ in^2$

• $18\Pi\ in^2$

• None of the above