SaiBook.us Geometry

Lesson

Title: Perimeter of Rectangle

Grade: 4-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: Rectangle

A rectangle is a geometric shape characterized by four sides and four right angles.

The lengths of the two pairs of opposite sides are equal in arectangle.

The formula for the perimeter (P) of a rectangle is:

P = 2(length (l) + width (w))

$1$

Explanation: The rectangle in the image represents the length (l) and width (w).