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LM¯¯¯¯¯¯¯ is the midsegment of trapezoid ABCD . AB=78 and DC=142 . What is LM ?

LM¯¯¯¯¯¯¯ is the midsegment of trapezoid ABCD . AB=78 and DC=142 . What is LM ?
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LM¯¯¯¯¯¯¯ is the midsegment of trapezoid ABCD . AB=78 and DC=142 . What is LM ?

asked
User Optimworks
by
8.7k points

1 Answer

1 vote
The midsegment has a length equal to the average of the base lengths.

LM = (AB +DC)/2
.. = (78 +142)/2
LM = 110
answered
User Steve Renyolds
by
8.2k points
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