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punctele colineare E,F,G,H, in acest rand EH=12 cm EG=10cm FH=5 cm.Scrie lungimea linilor GH,FG,EF

Răspuns :

GH = EH-GH = 12-10 = 2 cm
FG = FH - GH = 5-2 = 3 cm
EF = EH - FH = 12-5 7 cm