正三角形
a high school (upper secondary school) with a large portion of graduates entering elite universities; a prep school
(rare) a fourspine sculpin (species Cottus kazika); very similar to the kajika (see below), but larger
(mathematics) equilateral triangle
gliding
He drew an equilateral triangle shape.
Sei sankakukei no hen wa onaji nagasa da.The sides of an equilateral triangle are the same length.
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