Question

select the correct answer. which best defines a ray? a. part of a line that has two endpoints and can be measured b. part of a line that has an endpoint and extends infinitely in one direction c. part of a line that is two points d. two lines that share the same endpoint

Explanation:

A ray is defined as a part of a line with one endpoint and extends infinitely in one direction. Option A describes a line - segment, option C is just two points, and option D describes two rays sharing an endpoint.

Answer:

B. part of a line that has an endpoint and extends infinitely in one direction