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OpenStudy (anonymous):
What is a reasonable estimate for the area of a circle with radius 4 cm? A. A ≈ 12 cm2 B. A ≈ 16 cm2 C. A ≈ 24 cm2 D. A ≈ 48 cm2
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OpenStudy (anonymous):
Area = (3.14)(4^2) = 3.14*16 = 48 something..
OpenStudy (swissgirl):
pi r^2 is area if i remember correctly
OpenStudy (swissgirl):
YAYYYYYY awesome i remembered smth at least
OpenStudy (anonymous):
Ha ha ha..
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