"Area of ​​Combined Figures" Area of ​​Polygon PPT Courseware

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"Area of ​​Combined Figures" Area of ​​Polygon PPT Courseware

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"Area of ​​Combined Figures" Area of ​​Polygon PPT Courseware

Example: The colored part in the picture below is a circle. Its outer circle radius is 10 cm and its inner circle radius is 6 cm. What is its area?

(1) Area of ​​outer circle:

3.14×102

=3.14×100

=314(square centimeters)

(2) Area of ​​inner circle:

3.14×62

=3.14×36

=113.04(square centimeters)

(3) Area of ​​the circular ring:

314-113.04=200.96 square centimeters)

Answer: The area of ​​this donut is 200.96 square centimeters.

This courseware provides a comprehensive introduction to the area of ​​polygons through small exercises, which improves students' interest in learning and helps students better understand and remember the knowledge points of the areas of combined shapes. It is a good classroom teaching courseware.

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For more information about the PPT courseware "Area of ​​Polygons and Areas of Combined Figures", please click on the Area of ​​Polygons ppt Area of ​​Combined Figures ppt tag.

"Area of ​​Combined Figures" Area of ​​Polygons Flash Animation Courseware 2:

"Area of ​​Combined Figures" Flash Animation Courseware for the Area of ​​Polygons This courseware is a teaching material for Unit 5 of the fifth grade mathematics volume of the Hebei Education Edition. Area of ​​a Polygon is a Flash animation courseware for the area of ​​combined figures. The content is vivid and vivid. Please download it! Keywords: multilateral..

"Hare, Square Kilometer" area PPT courseware of combined graphics:

"Hare, Square Kilometer" PPT courseware for the area of ​​combined graphics. Recognize it, how big is 1 hectare? 1 hectare = 10000m. How big is a square with a side length of 100m? The area of ​​a square with side length 100m is 1 hectare. Think about it, how big is 1km? A square with side length 1000m...

"Footprints of Growth" PPT courseware on the area of ​​combined graphics:

"Footprints of Growth" PPT courseware on the area of ​​combined shapes 1. Estimate the area of ​​the following shapes and tell your companions how you did it. (The side length of each small square represents 1cm) 2. Please estimate the areas of the three circles below. (1) The side length of each square in Figure 1 represents 4cm..

File Info

Update Time: 2024-09-09

This template belongs to Mathematics courseware People's Education Press Fifth Grade Mathematics Volume 1 industry PPT template

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《组合图形的面积》多边形的面积PPT课件
(1)《组合图形的面积》多边形的面积PPT课件
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