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O linie franta deschisa MNOPR are suma marimilor segmentelor de 38 cm.afla le,daca ele reprezinta patru nr consecutive.

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[tex]x+y+z+t=38 \\ y=x+1 \\ z=x+2 \\ t=x+3 \\ x+x+1+x+2+x+3=38 \\ 4x+6=38 \\ 4x=38-6 \\ 4x=32 \\ x=32:4 \\ \boxed{x=8} \\ y=8+1 \\ \boxed{y=9} \\ z=8+2 \\ \boxed{z=10} \\ t=8+3 \\ \boxed{t=11}.[/tex]

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