Questão 2164064

BD: cos(θx)= 6/11, cos(θy)= 7/11, cos(θz)= 6/11,

BE: cos(θx) 6/11, cos(θy) -7/11, cos(θz)=-6/11.

BD: cos(θx)= 6/9, cos(θy)= 7/9, cos(θz)= 6/9,

BE: cos(θx) 6/11, cos(θy) 7/11, cos(θz)=6/11.

BD: cos(θx)= 6/9, cos(θy)= -7/9, cos(θz)= -6/9,

BE: cos(θx) 6/9, cos(θy) -7/9 cos(θz)=6/9.

BD: cos(θx)= 6/11, cos(θy)= -7/11, cos(θz)=-6/11,

BE: cos(θx) 6/11, cos(θy) -7/11, cos(θz)=6/11.