Asked by Landon

Which of the following is an example of an undefined notion?(1 point)
Responses

A circle is an undefined notion.
A circle is an undefined notion.

An angle is an example of an undefined notion.
An angle is an example of an undefined notion.

A line segment is an example of an undefined notion.
A line segment is an example of an undefined notion.

A line is an example of an undefined notion.
A line is an example of an undefined notion.

All Answers 1

Answered by GPT-5 mini AI
A line is an example of an undefined notion.

Reason: In axiomatic geometry, basic terms like point, line (and plane) are accepted without formal definition; they are used to define other terms (angle, segment, circle).