142.59996 sq kilometres, rounded to the nearest square centimetre is 1425999600000 sq cm. And if you did not mean 142.59996 sq km maybe you should have specified what you didmean.
Suppose you had a rectangle that was 12.75 units by 19.6 units. The area would be 249.9 square units which would round to 250 square units to the nearest square unit. Since a centimeter isn't a square unit, it can't be rounded to the nearest square unit.
What is 59,424.77 rounded to the nearest square mile
Assuming the number is square miles, 594244.77 rounded to the nearest square mile is 594244
It is 13.3 rounded to the nearest tenth
4444.0
Suppose you had a rectangle that was 12.75 units by 19.6 units. The area would be 249.9 square units which would round to 250 square units to the nearest square unit. Since a centimeter isn't a square unit, it can't be rounded to the nearest square unit.
What is 59,424.77 rounded to the nearest square mile
What is 59,424.77 rounded to the nearest square mile
Assuming the number is square miles, 594244.77 rounded to the nearest square mile is 594244
46.0
15.0
52.0
It is 13.3 rounded to the nearest tenth
42.0
1000.0
499.0
78.0