"Surface Area of ​​Rectangles and Squares" PPT

限时免费领取网站会员

"Surface Area of ​​Rectangles and Squares" PPT

Download Points: 0.00
Free Download Upgrade VIP
Favorite Views: 2187 / Downloads: 189
Description

"Surface Area of ​​Rectangles and Squares" PPT

Part One: Analysis of Examples

Example 5. Congcong made a rectangular gift box by himself (as shown below). He wanted to paste beautiful colored paper on the surface of the box. How much colored paper is needed at least? (Unit: cm)

To find how much colored paper is needed, you need to find the total area of ​​the six sides of the paper box.

The total area of ​​the upper and lower surfaces: 24×15×2=720 (square centimeters)

The total area of ​​the front and back surfaces: 24×12×2=576 (square centimeters)

The total area of ​​the left and right sides: 12×15×2=360 (square centimeters)

The total area of ​​the six faces: 720+576+360=1656 (square centimeters)

(24×15+24×12+12×15)×2

=828×2

=1656 (square centimeters)

Answer: At least ( ) square centimeters of colored paper is required.

Surface area of ​​rectangles and squares PPT, Part 2: Classroom exercises

How many square meters of cardboard should be used to make a microwave oven packaging box (as shown on the right)?

What is required here is the surface area of ​​the rectangular box.

Each upper and lower side has a length of _____ and a width of _____, and its area is ______;

Each side of the front and back is _____ long, _____ wide, and the area is ______;

Each of the left and right sides is _____ long, _____ wide, and has an area of ​​______.

The surface area of ​​this box is:

0.35×2 + 0.28×2 + 0.2×2

=0.7 + 0.56 + 0.4

=1.66(m2)

Answer: Use at least 1.66 m2 of cardboard.

Keywords: Free download of Hebei Education Edition mathematics PPT courseware for fifth grade volume 2, surface area of ​​rectangles and squares PPT download, .PPT format;

For more information about the PPT courseware "Surface Areas of Rectangles and Squares of Cuboids and Cubes", please click on the Surface Areas of Rectangles and Squares ppt ppt tab of Cuboids and Cubes.

File Info

Update Time: 2024-10-30

This template belongs to Mathematics courseware Hebei Education Edition Fifth Grade Mathematics Volume 2 industry PPT template

"Surface Area of ​​Rectangles and Squares" PPT Simple campus recruitment activity planning plan summary enterprise and institution recruitment publicity lecture PPT template is a general PPT template for business post competition provided by the manuscript PPT, simple campus recruitment activity planning plan summary enterprise and institution recruitment promotion Lecture PPT template, you can edit and modify the text and pictures in the source file by downloading the source file. If you want more exquisite business PPT templates, you can come to grid resource. Doug resource PPT, massive PPT template slide material download, we only make high-quality PPT templates!

Tips: If you open the template and feel that it is not suitable for all your needs, you can search for related content "Surface Area of ​​Rectangles and Squares" PPT is enough.

How to use the Windows system template

Directly decompress the file and use it with office or wps

How to use the Mac system template

Directly decompress the file and use it Office or wps can be used

Related reading

For more detailed PPT-related tutorials and font tutorials, you can view: Click to see

How to create a high-quality technological sense PPT? 4 ways to share the bottom of the box

Notice

Do not download in WeChat, Zhihu, QQ, built-in browsers, please use mobile browsers to download! If you are a mobile phone user, please download it on your computer!
1. The manuscript PPT is only for study and reference, please delete it 24 hours after downloading.
2. If the resource involves your legitimate rights and interests, delete it immediately.
3. Contact information: service@daogebangong.com

"Surface Area of ​​Rectangles and Squares" PPT, due to usage restrictions, it is only for personal study and reference use. For commercial use, please go to the relevant official website for authorization.

(Personal non-commercial use refers to the use of this font to complete the display of personal works, including but not limited to the design of personal papers, resumes, etc.)

Preview
"Surface Area of ​​Rectangles and Squares" PPT
VIP免费客服咨询
赚钱
成为签约合伙人
种草
觅知网“种草官”开始招募啦!!!
客服
售前客服
工作日:9:00-18:00
立即咨询
售后客服
工作日:9:00-22:30
周末:14:00-22:30
立即咨询
需求
填写您的需求