Perpendicular lines.

Wala: Perpendicular lines.

L.O: Define and identify perpendicular lines, mark and show perpendicular lines.

Starter.

Work in pairs.

Relevance of perpendicular lines in life.

-Football field.

-Railway track crossing.

-First aid kit .

-Construction of a house in which floor and the wall are perpendicular.

-Television.

-Designs in windows.

Definition of perpendicular lines.

Two distinct lines intersecting each other at a right angle are called perpendicular lines. These lines touch each other at one point.

Perpendicular lines.

Students to identify perpendicular lines in the classroom.

Individual work ( NIM page 71 No 3 )

Students to find as many parallel and perpendicular lines as posible.

Perpendicular lines.

1. Define perpendicular line?

2. What are some of the application of perpendicular lines in real life?

Homework.

Workbook page 41