A kite, a rhombus (special case of a kite), a square (a special case of rhombus).
No.
No but they cross at right angles in a square
yes, they do. though they are not always equal in length they always cross at right angles.
The diagonals of a kite cross each other at right angles
No
The diagonals of a rectangle do not cross at right angles
The diagonals of a square and a rhombus cross at right angles.
rectangle
No.
No
No.
No but they cross at right angles in a square
kite
Yes, they do.
yes, they do. though they are not always equal in length they always cross at right angles.
The diagonals of a kite cross each other at right angles
rectangle