\(E\) and \(F\) are points on the sides \(PQ\) and \(PR\) respectively of a \(\Delta PQR\). For the following case, state whether \(EF||QR\):
\(PE = 3.9 \ cm\), \(EQ = 3 \ cm\), \(PF = 3.6 \ cm\) and \(FR = 2.4 \ cm\)
Ans:
\(\frac{PE}{EQ} =\)
\(\frac{PF}{FR}=\)
\(EF\) and \(QR\) are .