xRAWRRx3
In triangle DEF, DE = 5 and EF = 8. If the length of the third side is an integer, what is the greatest possible value for DF?



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mahmit2012
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dw:1337827960570:dw

mahmit2012
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dw:1337828034254:dw

xRAWRRx3
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the choices are
9. 12. 13. and 14...

mahmit2012
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dw:1337828084195:dw

mahmit2012
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dw:1337828156329:dw

mahmit2012
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dw:1337828225245:dw

xRAWRRx3
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ohhh okay, thank you :)

xRAWRRx3
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but that's kind of complicated..is there any easier way?