Heronian triangles ?

Kieran

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Joined
Nov 16, 2012
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2 heronian triangles have side lengths 8 ,10, x units , 13, 15 , y units. Find x and y ? Is there a formula that can be used ? The algebra could be very messy! No area's were given. I could of done it if I knew the area's. Thanks.
 
2 heronian triangles have side lengths 8 ,10, x units , 13, 15 , y units. Find x and y ? Is there a formula that can be used ? The algebra could be very messy! No area's were given. I could of done it if I knew the area's. Thanks.

What is the characteristics of a Heronian triangle?
 
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