From Gogeometry
Using :
- Define a,b and x respectively hypothenuse of S1, S2 and S
- S1 is a square => S1= a^2/2
- In the same way, S2= b^2/2 and S= x^2/2
- From Pb 367 we know that x^2=a^2+b^2
- => (x^2)/2=(a^2)/2+(b^2)/2
- Therefore S=S1+S2
From Gogeometry
Using :