1 centimeter = 0.393701 inches
50.21 centimeters = (50.21)(0.393701) = 19.775 inches
Comparisons:
1) A credit card is approximately 8.6 cm x 5.4 cm, which is smaller than 50.21 cm.
2) An average pencil is around 17.5 cm, which is about one third the size of 50.21 cm.
3) The average length of an adult male hand is around 19 cm, which is slightly smaller than 50.21 cm.
4) A standard sheet of paper is 28 cm x 21.5 cm, which is significantly larger than 50.21 cm.