求周长专项训练

Exercises of Working Out the Perimeters

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摘要 1.Two squares with a side length of 5 cm form a rectangle.What is the perimeter of the rectangle?2.When a 45 cm long wire is enclosed into a square with a side length of 9 cm,what is the length of the wire left?

作者郭莹莹

机构地区广东深圳市龙华区碧澜外国语学校

出处《疯狂英语（双语世界）》 2022年第3期39-40,71,共3页 Crazy English

关键词 of 专项训练周长

分类号 O15 [理学—基础数学]

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疯狂英语（双语世界）

2022年第3期

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