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>Ray< you are here
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Geometry
Ray
Ray: A straight" line that begins at a certain point and extends forever in one
direction. The point where the ray begins is known as its endpoint.
direction. The point where the ray begins is known as its endpoint.
Ray
The arrow tells you which direction the ray is going.
Naming Rays?
A ray is name starting from the end point. In the example shown below, P is the
endpoint and Q is the point towards which the ray extends. So, the ray PQ is
represented as: QP with the arrow on top
endpoint and Q is the point towards which the ray extends. So, the ray PQ is
represented as: QP with the arrow on top
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