1. The circumference of a circle is 110 cm. Find its radius (in cm).
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By: anil on 05 May 2019 02.04 am
Let radius of circle = $$r$$ cm => Circumference = $$2pi r=110$$ => $$2 imesfrac{22}{7} imes r=110$$ => $$r=110 imesfrac{7}{44}$$ => $$r=2.5 imes7=17.5$$ cm => Ans - (C)
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