#include <bits/stdc++.h>
#define int long long
const int N = 1e5 + 10;
const int INF = 0x3f3f3f3f;
using namespace std;
int t;
signed main()
{
		cin >> t;
		while ( t-- )
		{
			int x , y , z;
			scanf ("%lld%lld%lld" , &x , &y , &z);
			if (x < y) swap (x , y);
			int k = x - y;
			if (y * z >= k) printf ("YES");
			else printf ("NO");
			printf ("\n");
		}
		return 0;
}