girdwood6260 girdwood6260
  • 11-03-2024
  • Mathematics
contestada

The shortest distance between any two opposite edges of the tetrahedron formed by planes x+y=0,y+z=0,z+x=0,x+y+z=a is constant, equal to
A 2a
B 2a√6
C a√6
D 2a√3

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