Answer:
8 cm
Explanation:
The midsegment is the average of the lengths of the bases:
(DI +FG)/2 = EH
DI + FG = 2EH . . . . . . . . . . . . . . . multiply by 2
DI = 2EH -FG = 2(6 cm) -4 cm . . . subtract FG, fill in numbers
DI = 8 cm
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