Answer variants:
8.1
10.3
7.1
8.3
In the given figure \(DACB\) is a quadrant of a circle with centre '\(O\)' and radius 3.7 \(cm\). If \(OD = \)2 \(cm\) find the area of the region.
 
pic 16 (2).svg
 
The area of the shaded region \(=\) 
\(cm^2\).