The area of a circle is increased by 22Sq.cm when it’s radius is increased by 1cm. The original radius of the circle is_________? July 14, 2019 – by admin The area of a circle is increased by 22Sq.cm when it’s radius is increased by 1cm. The original radius of the circle is_________? A. 6cm B. 3.2 cmC. 3 cm D. 3.5 cm