0.4 km
It depends on the units for 20.72. 20.72 metres, rounded to the nearest tenth km is 0.0 km.
120.0
20
296.4
0.4 km
It depends on the units for 20.72. 20.72 metres, rounded to the nearest tenth km is 0.0 km.
24.0
120.0
1.89 rounded to the nearest tenth is 1.9 - whether that is sq km, or hours, or tons.
20
296.4
The answer is 24.0 km2
The answer is 296.4km2
12.0 km
12.0 KM
The answer is 13,000km