
Define parallel lines and transversal. Also, state the properties of angles by a transversal when it intersects two parallel lines at different points.
Important Questions on Lines and Angles
Define the following term:
Parallel lines

From the given figure, name the four concurrent points

Two lines may intersect in two points.

Two lines intersect in a point.

[Hint: Use proof by contradiction]

Two intersecting lines cannot be both parallel to the same line.

Two lines may intersect in two points.

The statement that 'the lines are parallel if they do not intersect' is in the form of


Three lines are concurrent if they have a common point.

In parallelogram . State which pair of sides of those given below is parallel.

Which of the following statements is false?

In how many points can two different lines at the most intersect?

Define the following term
Concurrent lines

Define the following term:
Parallel Lines

Define the following term:
Concurrent lines

Define the following term:
Intersecting lines


Two lines are parallel only when they have no point in common.


