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单元 10:3D figures

1,000 个可获得的掌握积分

关于本单元

2D figures have area and perimeter to describe the measurements of their interiors and exteriors. With 3D figures, we use volume and surface area for the same ideas. We'll find fractional volumes using cubes with fractional side lengths. For surface area, we'll add the areas of each outside face.

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升级上述技能,积攒 400 掌握点

练习

升级上述技能,积攒 400 掌握点
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升级本单元里的所有技能,积攒高达 1000 掌握点!