1.

A sector of \[13.4{{m}^{2}}\] cut out from a circle has an area of \[14.4{{m}^{2}}\]sq. cm. The radius of the circle is

A. 3cm  
B. 2.5cm  
C. 3.5cm                         
D. 3.6cm
Answer» B. 2.5cm  


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