SaiBook.us Geometry

Lesson

Title: Lines

Grade: 2-a Lesson: S1-L4

Explanation: Hello students, let us learn a new topic in geometry today with definitions, concepts, examples, and worksheets included.

Lesson:

Definition: Lines

A line has no endpoints and can be extended on both sides.

It is a one-dimensional object with no thickness, width, or depth.

The symbol of a line is ↔.

$1$

Explanation: This image displays different types of lines such as horizontal, vertical, and curved.

Definition: Parallel Lines

Two lines that lie in the same plane and never intersect are called Parallel lines.

$2$

Explanation: In this image displays the parallel lines.

Definition: Intersecting Lines

Lines that cross or intersect at a single point are called Intersecting lines.

$3$

Explanation: In this image displays the intersecting Lines.

Definition: Perpendicular Lines

Lines that intersect at a right angle (90 degrees) are called Perpendicular lines.

$4$

Explanation: In this image displays the perpendicular lines.