Answer:
B. A ray is formed by an endpoint and a line is starting at the endpoint and going to forever in one direction.
Explanation:
Given choices are :
A. a ray is formed by lines that do not cross each other.
B. A ray is formed by an endpoint and a line is starting at the endpoint and going to forever in one direction.
C. a ray is formed by two lines that cross at one point.
D. a ray is formed when two points on a line are labeled
Now we need to determine about which sentence is true about a ray.
We know that a ray has one fixed end point and other point moves infinitely then correct choice is :
B. A ray is formed by an endpoint and a line is starting at the endpoint and going to forever in one direction.