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OpenStudy (gabbyalicorn):
What is the approximate circumference of a circle with a radius of 20 inches? Use π ≈ 3.14. A. 125.6 inches B. 62.8 inches C. 251.2 inches D. 120 inches
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OpenStudy (michele_laino):
here we have to apply this formula: \[C = 2 \times 3.14 \times 20 = ...inches\]
OpenStudy (gabbyalicorn):
hich would equal 125.6 inches
OpenStudy (michele_laino):
that's right!
OpenStudy (gabbyalicorn):
Yay!
OpenStudy (michele_laino):
:)
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