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A circle has a radius of 11 inches and a central angle AOB that measures 45°. What is the area of sector AOB? Use 3.14 for pi and round your answer to the nearest tenth. A. 47.5 in2 B. 11.9 in2 C. 8.6 in2 D. 4.3 in2
A circle has a radius of 11 inches and a central angle AOB that measures 45°. The area of sector AOB is 47.5 in^2. Solution: Area of circle = (pi)r^2 = 3.1416 × (11)^2/2 = 3.1416 × 121/8 = 47.5 square inches.
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Asked 6/30/2016 9:36:34 AM
Updated 5 days ago|8/6/2022 1:08:40 AM
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Edited by jeifunk [6/30/2016 9:56:48 AM]
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A circle has a radius of 11 inches and a central angle AOB that measures 45°. The area of sector AOB is 47.5 in^2.
Solution: Area of circle = (pi)r^2 = 3.1416 × (11)^2/2 = 3.1416 × 121/8 = 47.5 square inches.
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Added 5 days ago|8/6/2022 1:08:40 AM
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