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What is the approximate area of a circle with a radius of 28 centimeters? Use π ≈ 3.14. A. 2461.8 square centimeters B. 175.8 square centimeters C. 87.9 square centimeters D. 4923.5 square centimeters
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May 7, 2017
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What is the approximate area of a circle with a radius of 28 centimeters? Use π ≈ 3.14.
A.
2461.8 square centimeters
B.
175.8 square centimeters
C.
87.9 square centimeters
D.
4923.5 square centimeters
Mathematics
middle-school
Rahel
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Answer: I got A. 2461.8 square centimeters.
Explanation:
Edward Falk
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May 8, 2017
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Edward Falk
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area of a circle=πr²
data:
r=28 cm
π=3.14
Area of a circle=3.14 * (28 cm)²=3.14 * 784 cm²=2461.8 cm²
Answer: A. 2461.8 cm²
Mindreader
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May 12, 2017
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