#include <iostream>
using namespace std;
    
    
int main()
{
      int a,b,c,n,index;
    
      index = 0; 
      cin >> n; 
      while(1)
      {
           cin >> a >> b >> c;       
           if( (a*a + b*b) == c*c)     
                   cout << "YES" << endl;
           else
                   cout << "NO" << endl;
         
          if(index == n)
                   break;     
    
          index++;
     }
    
     return 0;
}