Question

label a ray with endpoint r. determine an appropriate name for a ray whose endpoint is r.

choose the correct ray whose endpoint is r.

a.
b.
c.
d.

Explanation:

Identify the definition of a ray with endpoint R

$$ \text{A ray with endpoint } R \text{ starts at point } R \text{ (solid dot) and extends infinitely in one direction through another point (arrowhead).} $$

Analyze the given options

$$
LATEXBLOCK0
$$

Select the correct option

$$ \text{Correct Option} = \text{A} $$

Answer:

• (A) A ray starting at endpoint R and extending infinitely through point Q. (Correct answer)
• (B) A ray starting at endpoint Q and extending infinitely through point R.
• (C) A line extending infinitely in both directions through points Q and R.
• (D) A line segment with endpoints Q and R.