Feet and inches are written using apostrophes and quotation marks like this:
Feet: use an apostrophe → ′
Inches: use a quotation mark → ″
Examples:
6 feet 2 inches → 6′2″
5 feet → 5′
10 inches → 10″
Tip:
The apostrophe (′) stands for feet, and the double quote (″) stands for inches.