Find the number of triangles in the figure.

NA

The circle at the corner of the square moves clock wise, where as the cross inside the square moves anti clock wise.

Image will go down in water image. So upper part will go opposite exactly.

Paper is folded half part from upper and half part from lower side. So upper part will be resembles with upper figure and lower part will resembles with lower part of the figure. Paper is folded right side also. SO circle will be both side left and right.

There are three line segments in the first figure and these three line segments are converted into a three-sided geometrical figure, i.e., a triangle. Similarly, six line segments would be converted into a hexagon.