Question extracted from RD sharma of class 10th, Chapter no. 4
Chapter name:- Triangles
Exercise :- 4.2
This is very basic and important questions. And has been asked in several times in exams.
In this question we have question in two parts
It is given that M and N are the points on the sides PQ and PR respectively, of a ΔPQR.
Now we have to state whether MN ∥ QR.
Fow following two cases (i) PM = 4 cm, QM = 4.5 cm, PN = 4 cm, NR = 4.5 cm.
And second case is (ii) PQ = 1.28 cm, PR = 2.56 cm, PM = 0.16 cm, PN = 0.32 cm.
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RD sharma, DHANPAT RAI publication