If two equiangular triangles $ABC$ and $DEF$ have heights $AM$, $DN$ from matching vertices, then —

Question

Accepted Answer

$AM:DN = AB:DE$

Answer

$AM:DN = AB^{2}:DE^{2}$

Answer

$AM = DN$

Answer

$AM:DN = BC:DE$

If two equiangular triangles ABCABCABC and DEFDEFDEF have heights AMAMAM, DNDNDN from matching vertices, then —