ABCD is a square. X is the mid-point of AB and Y is the mid-point of BC.
Consider the following statements:

1. Triangles ADX and BAY are congruent.

2. ∠DXA = ∠AYB.

3. DX is inclined at an angle 60° with AY.

4. DX is not perpendicular to AY.
Which of the above statements are correct?

Mathematics 2017 CDS Elementary Mathematics 2017 CDS 2017

Options