Posted by Anonymous on Wednesday, January 5, 2011 at 12:21pm.
What is the length of the diagonal of a square with side lengths
7 sqrt of 2

Geometry  Reiny, Wednesday, January 5, 2011 at 3:08pm
d^2 = (7√2)^2 + (7√2)^2
= 98+98
= 196
d = √196 = 14