(a) Two lines parallel to a third line are parallel. (b) Two lines perpendicular
ID: 2830659 • Letter: #
Question
(a) Two lines parallel to a third line are parallel.
(b) Two lines perpendicular to a third line are parallel.
(c) Two planes parallel to a third plane are parallel.
(d) Two planes perpendicular to a third plane are parallel.
(e) Two lines parallel to a plane are parallel.
(f) Two lines perpendicular to a plane are parallel.
(g) Two planes parallel to a line are parallel.
(h) Two planes perpendicular to a line are parallel.
(i) Two planes either intersect or are parallel.
(j) Two lines either intersect or are parallel.
(k) A plane and a line either intersect or are parallel.
Explanation / Answer
a Two lines parallel to a third line are parallel.
c Two planes parallel to a third plane are parallel.
f Two lines perpendicular to a plane are parallel.
h Two planes perpendicular to a line are parallel.
i Two planes either intersect or are parallel.
(k) A plane and a line either intersect or are parallel.
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