Find the Area of a Sector of a Circle Having $$\theta$$

question 5

Multiple Choice

Find the area of a sector of a circle having radius r and central angle $$\theta$$ . If necessary, express the answer to the nearest
tenth.
-A pendulum swings through an angle of 16° each second. If the pendulum is 12 cm in length and 62) the complete swing from right to left lasts 2 seconds, what area is covered by each complete swing?
Round to the nearest hundredth.

• A) \(3.35 \mathrm {~cm} ^ { 2 }\)
• B) \(40.21 \mathrm {~cm} ^ { 2 }\)
• C) \(80.42 \mathrm {~cm} ^ { 2 }\)
• D) \(20.11 \mathrm {~cm} ^ { 2 }\)

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