PDF chapter test TRY NOW

1. If \(ABC\) is a triangle of sides \(AB =\) 12 \(cm\), \(BC =\) 14 \(cm\) and \(CA =\) 16 \(cm\), then find the semi-perimeter.
 
Semi-perimeter \(=\)  \(cm\).
 
 
2. If \(ABC\) is a triangle of sides \(AB =\) 11 \(m\), \(BC =\) 13 \(m\) and semi-perimeter \(=\) 19 \(m\), then find the missing side of the triangle.
 
\(CA =\)  \(m\).