Originally Posted by

**Tom Stormcrowe**
AAAAH, Thanks! I knew I was on the right track.

So, then a=SQRT3 and b=2(SQRT3), then. I ignored the negative result since I was using it for distance in the real world, by the way.

Tom, you didn't quite get there:=

9=a^2+(2a)^2

9=a^2+4a^2

9=5a^2

9/5=a^2

SQRT(9/5)=a

Enjoy