Lesson: Areas of Rectangles with the Same Perimeter Mathematics • 3rd Grade

In this lesson, we will learn how to draw rectangles with the same perimeter, count unit squares to find their areas, and compare these areas.

Lesson Plan

Students will be able to

Q1:

Consider the given rectangle.

Find the perimeter of the rectangle.

Find the area of the rectangle.

Q2:

True or False: The two given rectangles are equal in perimeter and equal in area.

Q3:

Rectangle A and rectangle B have the same perimeter. Which of them has a larger area?