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Explain how to identify a starting position on a line.

Sagot :

Answer:

We can easily find out the beginning point of the line by using dot representation.

When it comes to position vector, it expresses the exact position of certain object from the starting point of  the coordinate system.  

The vector is a straight line that has a certain end  which is fixed to its body.  

The other end is linked with a moving point that tells an accurate position of that specific point.

Answer:

Pick a reference point on the line to be the zero position. Determine the direction and measure the distance from zero in standard units.

Explanation: