"Area Unit" PPT courseware on the area of ​​rectangles and squares

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"Area Unit" PPT courseware on the area of ​​rectangles and squares

fill in the blank:

1. Xiao Ming’s height is about 150 ( ).

2. The door height of the classroom is 2 ( ).

3. 10 pieces of paper stacked together are about 1 ( ) thick.

4. What are our commonly used units of length?

5. The length of one week of a closed figure is the length of this figure ( ).

Self-study requirements:

1. What are the commonly used units of area?

2. What are the characteristics of these area units?

Give it a try:

What shape can you make using 9 small squares with a side length of 1 cm? What is the area of ​​the assembled figure in square centimeters?

Think about it and fill it out:

1. The size of objects ( ) or ( ) is their area.

2. Commonly used area units are: ( ), ( ), ( ).

3. The area of ​​a square with side length ( ) is 1 square meter.

4. A square with an area of ​​1 square decimeter has a side length of ( ) centimeters, which is also ( ) decimeters.

after class homework:

Use 24 squares with an area of ​​1 square centimeter to form a rectangle. How many ways can you spell it? What are the perimeter and area of ​​the rectangle?

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For more information about the PPT courseware "Area Units of Rectangles and Squares", please click on the Area Units ppt tab of Rectangles and Squares.

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Update Time: 2024-11-22

This template belongs to Mathematics courseware Jiangsu Education Edition Third Grade Mathematics Volume 2 industry PPT template

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