#include <iostream>
#include <cmath>
using namespace std;

int main(){
    int n;
    cin >> n;
    int a,b,c;
    while(cin >> a >> b >> c){
        //cout << a << b << c << endl;
        if(pow(a,2.0)==pow(b,2.0)*pow(c,2.0) || pow(a,2.0)==pow(b,2.0)*pow(c,2.0) || pow(a,2.0)==pow(b,2.0)*pow(c,2.0)){
            cout << "YES" << endl;
        }else{
            cout << "NO" << endl;
        }
    }
}