What am I missing??

Question

My code is to figure out whether a triangle is right-angled or not, and It looks correct to me, yet solo says all but one test case works. Apparently I'm missing something.
https://code.sololearn.com/c2mHIrsU03Ek/?ref=app

Answer 1

if side3**2 == side1**2 + side2**2:

side3^2 is binary or exclusive operator not power

Answer 2

As Abhay said, in python "**" is power not "^"