1.
triangle
A geometric shape with three sides and three angles.
三角の面積を求める。
I calculate the area of the triangle.
三角定規で線を引く。
I draw a line with a triangle ruler.
算数で三角形の性質について習った。
I learned about the properties of triangles in arithmetic class.
2.
triangular shape
Something having the shape of a triangle.
おにぎりは三角の形が多い。
Rice balls are often triangular in shape.
三角形に切ってください。
Please cut it into a triangular shape.
屋根が三角の形をした家が並んでいる。
Houses with triangular roofs are lined up.
COMMON COLLOCATIONS:
- 三角形 (triangle, triangular shape)
- 三角定規 (triangle ruler, set square)
- 三角関係 (love triangle)
- 三角関数 (trigonometric functions)
MATH USAGE: Used in geometry and mathematics when discussing triangles.