#include<iostream>
#include<math.h>

using namespace std;

int main()
{
	int n;
	int a,b,c; //a^2+b^2=c^2

	cin>>n;
    if(n<=1000)
	{
	for(int i=0;i<n;i++)
		{
		cin>>a>>b>>c;
		if( a<=1000 , a>0 , b<=1000 , b>0 , c<=1000 , c>0)
			{
			a = pow(a,2) + pow(b,2);
			c = pow(c,2);
			if( a == c )
				{
					cout<<"YES"<<endl;
				}
			else
				{
					cout<<"NO"<<endl;
				}
			}
		}
	}

}