Give two examples from your surrounding for the following:
intersecting lines

Write how many line can be drawn through three non-collinear points?

Using the given figure, answer the following:
Name the pairs of mutually perpendicular lines.

Under what condition will two straight lines, in the same plane, have no point in common.
If possible draw a diagram in support of your answer.

Give two examples, from your surrounding, for the following: 
curved surfaces

Use a ruler and whether the following points are collinear or not:
D, A and C

From the adjoining figure, write: all pairs of parallel lines.

The adjoining diagram shows a line AB. Draw diagram to represent: line segment AB.