Question 176570
a^2+b^2=c^2
1)
3^2+4^2=c^2
9+16=c^2
25=c^2
c=sqrt(25)
.
2)
46^2+73^2=c^2
2116+5329=c^2
c^2=7445
c=sqrt(7445)
.
27^2+b^2=53^2
b^2=53^2-27^2
b^2=2809-729
b^2=2080
b=sqrt(2080)
=sqrt(16*130)
=4sqrt(130)
.
Ed