Q:

# How do you measure linear inches for luggage?

A:

Measure linear inches for luggage by adding up the measurements of a suitcase's height, width and depth and comparing the result to an airline's requirements. Airlines typically limit the size of carry-on luggage based on measurements in linear inches.

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1. Measure the suitcase

Use a tape measure or ruler to measure the height, width and depth of your suitcase.

Add together the height, width and depth measurements. The total number is the linear measurement of the suitcase.

3. Compare the measurements to the airline's requirements

Check the carry-on requirements of the airline on which you plan to fly. Most airlines allow carry-on luggage with a maximum linear measurement of 45 inches, but some airlines set their own standards.

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## Related Questions

• A:

Linear inches refers to the combined number of inches of an object's height, length and width. The sum is obtained by measuring the height, length and width of a specific object, such as a piece of luggage, with a ruler or tape measure and then adding the results.

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• A:

Something or someone that is 48 inches in height is exactly 4 feet tall. Using the metric system to measure height, 48 inches is equal to 121.92 centimeters.

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• A:

You can measure the length, width and height of any object by using a measuring device, such as a ruler or tape measure. Laying the object on a flat surface also helps to get more accurate figures.