Question

What is another name for the endpoint of a ray?
Terminal point
B. Initial point
C. Vertex
D. Intersection
2.How many points are needed to define a ray?
A. 0
B. 1
C. 2
D. 3

Answer 1

i can answer first one by definition of words...

terminal means end
initial means start
vertex is where two line segments meet (around that definition)
intersection is the crossing of two lines

Answer 2

for the second question rephrase your question because a ray has infinite points

Answer 3

I think I see what @yazmin means.. it would be 2

Answer 4

for the second problem..