12.0 km
12.0 KM
The circumference of a circle with radius of 7 km is 44.0 km (to the nearest tenth), and the area of a circle with radius of 7 km is 153.9 km (to the nearest tenth).C = 2 pi RA = pi R2
0.4 km
1.9km
120.0
24.0
60.90
3 km
20
296.4
It is 4674 km rounded