The area of a circle is increased by 22Sq.cm when it’s radius is in – McqOptions

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1.	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 cm
C.	3 cm
D.	3.5 cm
Answer» D. 3.5 cm

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