Question

# What is a line-segment? What is a ray? How many line segments can be made out of the following line? [3 MARKS]

Solution

## Line segment: 1 Mark Ray: 1 Mark Number of Lines segments: 1 Mark In a line segment, the endpoints are fixed i.e. a line is contained between two points. A ray is a portion of a line. It starts at one point and goes endlessly in one direction. The line segments in the above figure are: AB,AC,AD,AE,BC,BD,BE,CD,CE,DE. Hence there 10 lines segments in the above figure.

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