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Graph a circle from its features

Graph the circle which is centered at (−1,0.5)(-1,0.5) and has a radius of 3.53.5 units.
Created with RaphaëlCreated with Raphaël1\small{1}2\small{2}3\small{3}4\small{4}-1\small{\llap{-}1}-2\small{\llap{-}2}-3\small{\llap{-}3}-4\small{\llap{-}4}1\small{1}2\small{2}3\small{3}4\small{4}-1\small{\llap{-}1}-2\small{\llap{-}2}-3\small{\llap{-}3}-4\small{\llap{-}4}yyxx
Created with Raphaël
Created with Raphaël