### Video Transcript

How many line segments are needed to divide a square into three triangles?

The question is asking us to use line segments to divide a square into three triangles. Let’s start by drawing a square. How many line segments do we need to draw to divide this square into three triangles?

We can make two triangles by drawing one line. If we draw a second line, we have three triangles. We can divide a square into three triangles using two line segments.