Convert 20 cm to Inches

Converting centimeters to inches is a common task, especially for those dealing with measurements in different systems. In this post, we will guide you through the conversion of 20 centimeters to inches with clear definitions and a simple formula.

cm Definition

Centimeter (cm) is a metric unit of length equal to one-hundredth of a meter. It is commonly used in various fields such as science, engineering, and everyday measurements, particularly in countries that use the metric system.

Inches Definition

An inch is a unit of length in the imperial system, equal to 1/12 of a foot or 2.54 centimeters. Inches are widely used in the United States for measuring height, width, and depth in various applications including construction and manufacturing.

How to Convert 20 cm to Inches

The formula to convert centimeters to inches is: inches = centimeters ÷ 2.54. To convert 20 cm to inches:

20 cm ÷ 2.54 = 7.87 inches

Therefore, 20 centimeters is approximately 7.87 inches.

FAQs

What is the conversion factor from cm to inches?

The conversion factor is 1 inch = 2.54 cm. To convert cm to inches, divide the number of centimeters by 2.54.

How many inches are in 50 cm?

To convert 50 cm to inches, divide 50 by 2.54, which equals approximately 19.69 inches.

Is there a quick way to estimate cm to inches?

A quick estimation can be made by remembering that 1 cm is approximately 0.39 inches. Thus, you can multiply the number of centimeters by 0.39 for a rough estimate.