Use each of the below figures only once and form three groups. The three groups so formed are:

Answer is:- (1,3,5), (2,4,9), (6,7,8)

1/3/5 :- Two Different Shapes is overdrawn over one another Shape.

For Eg:- In,1st image we have circle over triangle. In, 3rd image we have Circle over Square. In, 5th we have triangle over the Pentagon

2/4/9 :- Two Same Shape is over Another

For Eg:- In 2nd circle shape is over another circle then in 4th image a Square is over another Square then in 9 a pentagone is over another pentagone.

6/7/8 :- A shape is drawn inside another shape but it is Touching all the corner of another shape from inside.

For Eg:- In 6th, A triangle is exactly inscribed(inside) and touching all the corner of outer circle. Similary, in 7th a Circle is Touching all corner of Traingle from inside. Simliary is with 8th.