Two lines whose direction ratios are a1, b1, c1 and a2, b2, c2 are parallel, if
The shortest distance between the lines whose equations are and
is:
Two lines whose direction ratios are a1,b1,c1 and a2,b2,c2 are perpendicular, if
The shortest distance between the parallel lines whose equations are and
The angle between the lines x = 2y = – 3z and – 4x = 6y = – z is:
The angle between the lines whose direction cosines are given by the equations 3l + m + 5n = 0, 6nm - 2nl + 5lm = 0 is:
209 videos|460 docs|187 tests
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209 videos|460 docs|187 tests
|