a square
* * * * *
It need not be a square. It is simply a right angled quadrangle!
It can be a trapezium, kite, arrowhead, rectangle or square.
It cannot be a parallelogram or rhombus - other than a rectangle or square respectively.
Chat with our AI personalities
2
only right tringles or HL triangles have at least 1 right angle
most likely that there is no given name it still would be a quadrangle
No.
yes every parallelogram has at least 1 right angle