1.
rectangular solid; cuboid
A three-dimensional shape with six rectangular faces, like a box or brick.
この箱は直方体の形をしている。
This box has the shape of a rectangular solid.
直方体の体積は縦×横×高さで求められる。
The volume of a cuboid can be found by length × width × height.
小学校の算数では直方体と立方体の違いを学び、展開図を描く練習をする。
In elementary school math, students learn the difference between cuboids and cubes, and practice drawing net diagrams.
A mathematical term used from elementary school onward. A 直方体 has six faces that are all rectangles, with opposite faces being identical. A 立方体 (cube) is a special case where all edges are equal.
COMMON COLLOCATIONS:
- 直方体の体積: volume of a cuboid
- 直方体の表面積: surface area of a cuboid
- 直方体の展開図: net of a cuboid
RELATED TERMS:
- 立方体: cube (all faces are squares)
- 四角柱: rectangular prism
- 円柱: cylinder
- 三角柱: triangular prism