UPSKILL MATH PLUS

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Answer variants:
78.4
144
75.4
12
S. No
Column I
Column II
1
pic 9 (2).svg
 
\(BC =\) 5 \(cm\)
 
\(AB=\) 4 \(cm\)
 
Find the area of the shaded region.
 \(m^2\)
2
pic 10 (2).svg
 
\(OB =\) 12 \(m\)
 
The area of the shaded region?
 \(m^2\)