Measure it.............

Geometry Level 1

BC is parallel to DE. What is the value of AD?


The answer is 2.

Yeasir Hridoy by Yeasir Hridoy , 24, Bangladesh

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3 solutions

Rohit Singh
Jul 2, 2014

DE||BC -> AE/AB = AD/AC . Hence the solution 2.

5 Helpful 0 Interesting 0 Brilliant 0 Confused

yes, I do the same way

Suradnyana Wisnawa - 6 years, 11 months ago
Krishna Garg
Jul 26, 2014

Being parallel lines ratios of AE:AB should beequal to ratio of AD :Ac,therefore AD is 2 Ans K.K.GARg,India

1 Helpful 0 Interesting 0 Brilliant 0 Confused
Rifath Rahman
Jul 17, 2014

since DE and BC are parallel then ADE=ACB and AED=ABC so remaining BAC=DAE so DAE and ABC are similar that means EA/AB=AD/AC or 4/6=x/3 or (4*3)/6=AD so AD=2

1 Helpful 0 Interesting 0 Brilliant 0 Confused

use Thales Formula

Younes MouMen - 6 years, 10 months ago

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