Blue Book Questions

JefferyJung
Fri, 04 Nov 2011 20:45:50 +0000

m is a side of a square. The diagonal of the square is m√2. Half of this is (m√2)/2.
You can now use the pythag. theorem.
e is the hypotenuse.
The two legs are h and (m√2)/2

h²+[(m√2)/2]² = e²; since e=m, change e to m.
h²+[(m√2)/2]² = m²;
h²+m²/2 = m²;
h² = m²/2;
h = m/√2