1. Find the circumference (in cm) of a circle of radius 10.5 cm.





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  • By: anil on 05 May 2019 02.06 am
    Radius of circle = $$r=10.5$$ cm => Circumference = $$2pi r$$
    = $$2 imesfrac{22}{7} imes10.5$$ = $$44 imes1.5=66$$ cm => Ans - (D)
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