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10-02-2015
Mathematics

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URGENTLY NEED HELP!

The diagonal of a square is 2 inches.
find the area of the square.

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apologiabiology apologiabiology

10-02-2015

so the equation is a^2+b^2=c^2
since it is a square then a=b
so
2a^2=c^2
2a^2=2^2
2a^2=4
divide both sides by 2
a^2=2
area=side^2
a^2=area
the area is 2 square inches

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