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OpenStudy (anonymous):
What is the area of a circle with circumference of 9.42 inches?
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OpenStudy (shubhamsrg):
what is the radius of a circle of circumference 9.42 inches ?
OpenStudy (anonymous):
no the area
OpenStudy (shubhamsrg):
you ans my question and then i'll answer yours!! :D
OpenStudy (anonymous):
oh ha the radius was not given. A. 5.34 B. 7.02 C. 21.78 D. 49.45
OpenStudy (shubhamsrg):
oh ha you need to calculate the first!!
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OpenStudy (shubhamsrg):
infact, you need not calculate the radius if you try and relate area and circumference directly..hmm.. atleast you can tell formulla of circumference and area of circle of radius r ?
OpenStudy (anonymous):
ok that worked. thanks for the help
OpenStudy (shubhamsrg):
ohh ! o.O :D
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