Since there are 2.54 centimeters to the inch, you can see that the answer will be close to 2. In fact the number is a tiny bit larger than 1.9685.
5cm equals 0.5dm
About 2 inches
5cm is 1.9685 inches.
50mm
0.5dm
5 centimeters = 1.96850394 in
250 cm3
2km/5cm = 200000cm/5cm = 40000/1
two [2] inches.
1.9685
1.9685 inches
5cm ~ 2 inches. It approximately the length of the two lowest flanges of your thumb.