1km² = 1,195,990 yards²
There are 1,195,990.05 square yards in one square kilometer.
1 kilometer = 1 093.6133 yards
There are 1093.6133 yards in one kilometer.
One cubic kilometer equates to 1.30795062 × 109 cubic yards.
One square kilometer is 1,000,000 square meters.
One mile is equal to 1,760 yards and one kilometer is equal to approximately 1,094 yards.
There are 100 hectares in a square kilometer.
1093.61
One square kilometer is 1,000,000 square meters.
One square meter equals 1.196 square yards.
1 square kilometer is 1,000,000 square meters.
If you mean 'How many square meters are in one square kilometer' than the answer would be 1,000,000 because there are 1,000 meters in one kilometer and if you square 1,000 you get 1,000,000 (one million). However if you do mean 'How many square meters are in one kilometer' than the answer would be zero as they are different units of measurements. Hope that helps!