#include <iostream>
using namespace std;

int main (void)
{
	int a,b,c;
	int n;
	
	while (cin >> n){
		for (int i=0; i<n; i++) {
			cin >> a >> b >> c;
			if (a*a + b*b == c*c)	cout << "YES" << endl;
			else 	cout << "NO" << endl;
		}
	}
	return 0;
}