Question

help help help help
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Answer 1

90.

option b is correct

Answer 2

Answer

=EF=AE=CF

Step-by-step explanation:

Given >Hfm ABCD, centroid E&F

∆ ABD and ∆ BCD

To find :EF

solution:- we know that the centroid divided media in ratio =60,30,70

so,in ax let AE

and, inco,let be CF,FX

EF - EO=X +X= 2x

:EF = AE = CF

that is your answer