no
Cut it into 3 rectangles.
You put 3 triangles in it.
If all sides of a triangle are of equal length, then all the angles are the same. The sum of the angles of a triangle is 180 degrees. If all 3 angles are the same, divide 180 by 3 = 60 degree angles.
An equilateral triangle has that.
You'd have to have fractional parts of triangles. Each group would have 1 and 1/3 triangle.
no
Make a cross in the middle
You divide it 3 by 3.
Cut it into 3 rectangles.
1/3, divide the whole into 3
have have to divide them
3
24
to cut a rectangle into 3 equal parts, you make 2 lines each a little of center. adjust the line so the 3 parts are equal
You put 3 triangles in it.
Dividing 57 into three equal parts is the same as saying 57 / 3, which is equal to 19.