A)
BM||KL
AC||EF
AD||EF
DM||EF
CD || EF
AH||FG
AL||FG
aJ||FG
LH||FG
B)
BC perpendicular CM
Bc perp CD
BC perp CA
KJ perpend AJ
KJ perp LJ
KJ perp HJ
AD perp DE
MD perp DE
CD perp DE
DE perp EF
AH perp HG
LH perp HG
JH perp HG
GF perp HG
