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年人教版三年级数学下册长方形和正方形面积计算练习?- 百度文库

Դû ʱ䣺2025/9/27 9:58:29 loading ƪĵֻ
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5εı߳3ף9ƽס 6һγ40ף30ףܳ70ס 741ƽ׵ƴʲôͼΣ4ƽס

821ƽ׵ƴһΣܳ8ס

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1εܳȣǵ

A B Cһ 220ƽǣ Ľ

A B C

3һεı߳4ףܳǣ ǣ

A16 B8 C16ƽ 4˿ijǣ

A1ǧ B1 C1ƽ 5εijͿ2 A2 B.4 C.8 塢Ӧ⣮

1һεij15ף4ףεܳǶ٣

2һεˮ߳30ףı߳2ףڵǶ٣

3һεܳ120ףε

4һҳ9ף6ףñ߳3׵ķש̵أҪٿ飿

5һ40׵˿ΧһΣεǶƽף

6һˮÿʻ60ףˮĿ8ףˮʻ5֣ܸĵˮ

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1һεijף4ףεܳǶ٣

2һεˮ߳30ףı߳200ףڵǶ٣

3һСεı߳3ףһεС4εܳǶ٣

4һεܳ120ף36ף󳤷ε

5һεIJ԰һ濿ǽó24׵Χ˵صǶ٣

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1ڵȵλ֮Ľǣ ÿλĽ

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21ƽ= ƽף

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1500ƽ= ƽ 27ƽ= ƽ

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1312ƽƽֳ26ݣÿǶ٣

240ƽż50ƽף

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年人教版三年级数学下册长方形和正方形面积计算练习?- 百度文库.doc ĵWordĵصԣ㸴ơ༭ղغʹӡ
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