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Kokila Lakshmi

· started a discussion

· 1 Months ago

wrong answer (Question: 248708.0 )

why the last step is simply changed??

Question:
In \(\Delta\)ABC, D and E are points on AB and AC respectively such that DE||BC and area of \(\Delta\)ABC is five times of \(\Delta\)DAE. Then the ratio of AB and BD is—
Options:
A) \(1:\sqrt{5}\)
B) \(1:\sqrt{5}+1\)
C) \(1:\sqrt{5}-1\)
D) \(1: \cfrac{\sqrt{5}-1}{\sqrt{5}}\)
Solution:

Ans: (d) 


Vyomdeep

· commented

· 1 Months ago

Ye jo prev yr k answer ratt kr tukka marte h bina padhe islye last step me twist a gya. :D

Vikas Rathee

· commented

· 1 Months ago

because of the ratio my friend
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