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7 Lines and Angles

Learning Objectives

After studying this chapter, students will be able to... Scan to learn
 define and identify lines, line segments, and rays.
 classify angles based on their measures (acute, obtuse, right, straight, reflex).
 recognize and apply the properties of complementary, supplementary, adjacent, and vertically opposite angles.
 understand the concept of a linear pair and its properties.
 identify and apply the properties of interior and exterior angles formed by a transversal lines, intersecting lines
and, parallel lines.
 solve problems involving lines, angles, and their properties in real-world contexts.

GET READY!

Gayatri and her younger brother are enjoying a roadside circus, where an artist is walking on a tight rope.

It is called
Look at here, a funambulism or
man is walking tightrope walker.
on a rope. He
is amazing!

I can observe some basic
These poles are geometrical shapes like
representing lines and angles in this
intersecting lines. structure formed.

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