A rectangle. If there are equal adjacent sides it's a square.
It is a square or a rectangle both of which are 4 sided quadrilaterals
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You can make a four sided shape with 3 right angles, but it must have another right angle, too. So technically, yes.
No, a rhombus is a closed plane shape which has four angles, none of which are normally right angles.
This is a parallelogram called a rectangle. A square has four right angles and four sides that are equal in length.
it is a square, rectangle & some of the parallelogram.
Yes. The reason why is because a rectangle is a quadrilateral with four right angles and a rhombus can have four right angles and it is also a quadrilateral.