Area of a square

Objectives

Calculating area of a square

Estimated Time

20 minutes.

Materials/ Resources needed

Digital: Laptop, geogebra file, projector and a pointer.

Geogebra Applets : This geogebra file was created by ITfC-Edu-Team

Process (How to do the activity)

• Process:

1. The teacher can project the geogebra file and explain about the formula for area and perimeter of a square.

• Developmental Questions:

1. Identify the shape ?
2. What is the measure of each small square ?
3. What is the area of each small square ?
4. What is the area of the bigger square ?
5. What is the perimeter of the small square ? and larger square ?

• Evaluation:

1. What do you understand by the terms area and perimeter ?

• Question Corner:

1. How do you find the area and perimeter of an irregular shape ?
2. Explain the association of the term 'square' in the unit square cm.