Question:Taking `pi` to be `22/7`, find the radius of a circle whose circumference is 44 cm. 

Answer C = 2`pi`r `:.` r = `C/(2pi)` = `44/(2 xx 22/7)` = 7. The radius of the circle is 7 cm. 

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Taking `pi` to be `22/7`, find the radius of a circle whose circumference is 44 cm.
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