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Circle O is inscribed in square ABCD. What is the area of

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Circle O is inscribed in square ABCD. What is the area of [#permalink]  11 Sep 2004, 08:35
Circle O is inscribed in square ABCD. What is the area of circle O ?

(1) The length of a diagonal of square ABCD is 6.

(2) The length of a side of square ABCD is 6/sqrt2.

Does an inscribed circle mean that the the edges of square is tangent to circle always?
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[#permalink]  11 Sep 2004, 16:49
agree with D.
1- We know that side*sqrt2 = 6, we can find side of ABCD which is also diameter of circle
2- diameter of circle is given
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Best Regards,

Paul

[#permalink] 11 Sep 2004, 16:49
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Circle O is inscribed in square ABCD. What is the area of

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