In triangle ABC a straight line parallel...

In triangle ABC a straight line parallel to BC intersects AB and AC at D and E respectively. If AB = 2AD, then DE : BC is -
त्रिभुज ABC में BC के समांतर एक सरल रेखा AB और AC को क्रमशः D और E पर काटती है । यदि AB= 2AD, तो DE : BC कितना होगा ।

`2:3`

`2:1`

`1:2`

`1:3`

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2012 TIER-II PAPER(22)
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