Built 4 & 6 Equilateral Triangles Using 6 Sticks

Do you need to read question?

First one is pretty simple. All you need to draw a square with two diagonals. Remember rectangle will not make equilateral triangles using it's diagonals.

4 Equilateral Triangles

For the next one, form 2 equilateral triangle using 3 sticks each. Now superimpose the second one on first but upside down like below.

6 Equilateral Triangles