triangle ruler vs line in Korean
삼각자vs선

삼각자triangle ruler
A 삼각자 is a school tool shaped like a triangle. Students use it in math or art class to draw straight lines, corners, and simple shapes. It is often kept with other tools like a ruler in a pencil case.
When to use triangle ruler
선line
The word "선" means "line." It is used for a straight mark on paper, a board, a map, or the ground. In school, you often use this word when you draw a line or look at lines in a notebook.
When to use lineHow they differ
triangle ruler (삼각자) and line (선) are nearby Korean vocabulary items learners often meet together. Use “triangle ruler” when A 삼각자 is a school tool shaped like a triangle. Students use it in math or art class to draw straight lines, corners, and simple shapes. I… Use “line” when The word "선" means "line." It is used for a straight mark on paper, a board, a map, or the ground. In school, you often use this word whe…