Sunday
April 20, 2014

Homework Help: geometry

Posted by Ian on Monday, April 15, 2013 at 4:19am.

ABCD is a quadrilateral with ∠ADC=∠ACD, ∠ACB=∠ABC and CD=7. If triangles ADC and ABC have perimeter 51 and 59, respectively, what is the value of BC?

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