October 4, 2015

Homework Help: math-geometry

Posted by paragon on Thursday, January 17, 2008 at 8:38pm.

The sum of the radii of two concentric circles is 40. A chord with length 36 of the larger circle is trisected by the smaller circle. The area of the smaller circle is k*pi. Find the value of k. Express your answer as an exact decimal.

Please show work. Thank you very much.

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