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john was building a new fence and he wnats it to stand 8 1/2feet above the ground level. to make sure it is secure he must place it 2 3/4 feet into the ground. howlong of a apost should john buy?
a)10 1/2 feet
b)10 3/4 feet
c)11 1/2 feet
d)11 1/4 feet
e)11 feet
i choose d am i correct?

  • math -

    Yes. d) 11 1/4 feet is correct.

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