C-14-Q070mediumsingle_mcq△ABC∼△DEF\triangle ABC\sim\triangle DEF△ABC∼△DEF এবং BCBCBC ও EFEFEF অনুরূপ বাহু হলে—a△ABC△DEF=BC2EF2\dfrac{\triangle ABC}{\triangle DEF}=\dfrac{BC^2}{EF^2}△DEF△ABC=EF2BC2b△ABC△DEF=BCEF\dfrac{\triangle ABC}{\triangle DEF}=\dfrac{BC}{EF}△DEF△ABC=EFBCc△ABC△DEF=EF2BC2\dfrac{\triangle ABC}{\triangle DEF}=\dfrac{EF^2}{BC^2}△DEF△ABC=BC2EF2d△ABC△DEF=BC3EF3\dfrac{\triangle ABC}{\triangle DEF}=\dfrac{BC^3}{EF^3}△DEF△ABC=EF3BC3