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Question
Under what condition will two straight lines, in the same plane, have: an infinite number of points in common.
If possible draw a diagram in support of your answer.
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Solution
When line coincide with each other.

RELATED QUESTIONS
The shaded region of the given figure shows a plane:
(i) Name the three collinear points.
(ii) Name the three non-collinear points.
(iii) Name a pair of intersecting lines.
The adjoining diagram shows a line segment AB. Draw diagrams to represent the ray AB i.e. \[\underrightarrow{AB}\]
Use a ruler and whether the following points are collinear or not:
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Use the figure to name:
Line on which O lies.

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