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How is this right? Can someone explain to me how to do this? What is the exact area of a circle with a diameter of 44 ft?
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Mar 2, 2017
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How is this right? Can someone explain to me how to do this?
What is the exact area of a circle with a diameter of 44 ft?
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First, we calculate the radius of the circle.
radius=diameter / 2
radius=44 ft / 2=22 ft.
Second; we calculate the area of a circle.
area of a circle=πr²
area of a circle=π(22 ft)²=484π ft²
Remember: 22²=22 * 22 =484
Answer: B) 484π ft²
Usmanwalana
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Mar 5, 2017
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Usmanwalana
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