Step-by-step conversion explanation: To convert 20 centimeter to inch, divide by 0.393701. 20 ÷ 0.393701 = 7.8740 inch

20 centimeter equals exactly 7.874016 inch. For practical purposes, this is often rounded to 7.8740 inch.

Objects measuring approximately 20 centimeter include an Apple iPad Mini (7.9-inch model) screen diagonal at 20.06 centimeter, a standard paperback novel height at 19.8 centimeter, and a large adjustable wrench length at 20.3 centimeter.

Converting centimeter to inch is useful for international communication, particularly when dealing with products or specifications from countries primarily using the imperial system, such as the United States. It is essential in fields like manufacturing, construction, and retail for ensuring product compatibility and understanding dimensions across different regional standards.

A simple memory aid is to remember that 1 centimeter is approximately 0.4 inch. For 20 centimeter, you can quickly estimate by multiplying 20 by 0.4, which gives you 8 inch. For more precision, remember the exact factor 0.393701.