Segment, ray and comparing segments
Answers are for parents and teachers.
1
Six points are marked on a line. How many segments appear?
15
2
A segment is 26 cm long. What is the distance from its midpoint to an end (cm)?
13
3
Ray OA is given. Do rays OA and AO coincide? Explain with a drawing.
No: they have different origins and opposite directions.
4
Write the main difference between the definitions of a ray and a segment.
A segment has two endpoints and a length; a ray has one endpoint and goes on endlessly in one direction.
5
A, B, C lie on a line and B is between A and C. Which rays complement each other?
BA and BC