According to mathematical measurement and units, the relation between centimeters and inches can be given as follow.
1 cm =0.39 inches.
21 cm =0.39 * 21 .
= 8.266 inches.
So,21 centimeters is 8.266 in inches
21 inches = 53.34 centimeters.There are 2.54 centimetres in one inch. Therefore, 21 inches is equal to 21 x 2.54 = 53.34 centimetres.
There are 2.54 centimetres in one inch. Therefore, rounded to two decimal places, 21 centimetres is equal to 21 / 2.54 = 8.27 inches.
10.5 inches is about 26.67 centimetres.
71.12 centimetres.
21 feet and 5 inches. 6 metres and 52.78 centimetres.
48 centimetres = 18.8976378 inches
21.5 inches is 54.61 centimeters.
29.7 inches is 75.44 centimeters.
3 inches is 7.62 centimeters.
1,200 centimeters is 472.44 inches.
31 inches is 78.74 centimeters.
53.34cm (There are 2.54 centimeters per inch).