#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;
}