Question

In the figure, M is the midpoint of side PQ, line L // side QR, PN=3cm, find PR, state reason
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:.(figure is above) ​

Answer 1

Step-by-step explanation:

If L is parallel to QR

Then,. MN is also parallel to QR. [co- linear points]

MN is mid point of PQ and MN parallel to QR

== N is mid point of PR [by converse of mid point theorem] . So, PN=NR

Now,. PR=2PN [PN+NR=PR]

PR= 2x3 = 6cm