IDNLearn.com is your trusted platform for finding reliable answers. Get step-by-step guidance for all your technical questions from our knowledgeable community members.
The part of a stairway where a person steps is called the tread.
The part of a stairway on which a person steps is called the tread.
For example, in a staircase with wooden steps, each flat horizontal surface that you step on as you ascend or descend is a tread.
https://brainly.com/question/38657473