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In this lesson, we will learn how to describe the relations between straight lines, lines segments, and rays as parallel, intersecting, or perpendicular.

Q1:

Which of the following correctly defines perpendicular lines?

Q2:

Determine the colours of the lines that are perpendicular to each other.

Q3:

Which are the parallel lines in the figure?

Q4:

Use ∥ or ⟂ to fill in the gap: 𝐴 𝐵 𝐶 𝐷 .

Q5:

Is 𝐴 𝐵 parallel or perpendicular to 𝐵 𝐶 ?

Q6:

Is 𝐵 𝐶 parallel or perpendicular to 𝐴 𝐷 ?

Q7:

State whether the following is true or false: Any angle formed from the intersection of two perpendicular straight lines is a right angle.

Q8:

The blue car is driving on a road that is the road that the yellow car is driving on.

Q9:

The blue car is driving on a road that is to the road that the yellow car is driving on.