Origin
The point at the beginning of a ray is called the "endpoint." A ray starts at this endpoint and extends infinitely in one direction. In geometric notation, it is usually represented as a point with an arrow indicating its direction.
line
A midpoint of anything is the point exactly halfway between the beginning point and the end point. So logically, it is the "midpoint".
The point at the beginning of a ray is called the "endpoint." A ray is a part of a line that starts at this endpoint and extends infinitely in one direction. Unlike a line segment, which has two endpoints, a ray has only one.
A ray has a beginning but no endpoint.
Origin is a starting point. It begins with the letters OR.
The starting point in a race is called the starting line. The end point of a race is called the finish line.
There is no end point, a ray is never ending but has a point to represent the beginning
The beginning point of a vector is referred to as its origin or initial point. It is the starting position from which the vector is measured or represented by an arrow.
The beginning of a wave is called the crest. It is the highest point of the wave where the amplitude is at its maximum.
The starting point of a river is called a source. A smaller river that flows into a larger river is a tributary.
reference point
In this sentence, "beginning" is a noun. It refers to the starting point or the initial stage of something.
Answer!-Usually the start of a river is called its source and the end of the river is called the mouth.
The time required for one cycle to return to its starting point is called the period of the cycle.
the singularity
The begining is the "Source" The ending is the "Mouth"