perplexus.info :: Shapes : Diagonal length

Diagonal length (Posted on 2002-06-02)

The diameter of the circle (O), (XY) is 12cm.

Two adjacent vertices of the square (ABCD) lie on the diameter of that circle, while the other two vertices lie on the circumference of the circle.

What is the length of a diagonal of this square (DB)?

See The Solution Submitted by Dulanjana

Rating: 3.5833 (12 votes)

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re: Solution

| Comment 7 of 8 |

(In reply to Solution by Antonio)

Its Simple !

r=radius of circle and a is side of square .

r*r=a*a+a/2*a/2.

so a=12srt(2/5).

Posted by prashant on 2004-03-26 07:02:04

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