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What is the part of a line that has an endpoint and runs in one direction?
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Center.
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Ray.
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Mid-line.
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Radius.
That's Correct!
It's Wrong!
A ray is a part of a line that has one endpoint and extends infinitely in one direction. It can be thought of as a beam of light emanating from a point and continuing indefinitely. In contrast, a line segment has two endpoints and a definite length, whereas a ray has no specific length. Therefore, the correct answer is ray.