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Q: What is a quadrilateral with four congruent angles (all 90).?
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What quadrilateral has all angles congruent?

The quadrilaterals with all angles congruent are rectangles and squares. They are the only quadrilaterals in which all four angles are right angles.


Can a quadrilateral with all congruent sides have no right angles?

Yes. It is still a quadrilateral as long as it still has four sides, and they can be congruent if all of the sides are equal. It does not mean that All of the angles have to be right.


What is a quadrilateral with side lengths that are all congruent and four right angles?

Square


A quadrilateral with four right angles all side are congruent?

that's a square


All of the angles of a quadrilateral are congruentcan the quadrilateral be a pallegram?

It will always be one. If all angles are congruent, there will be four right angles, forming a rectangle. A rectangle is also a parallelogram.It will always be one. If all angles are congruent, there will be four right angles, forming a rectangle. A rectangle is also a parallelogram.It will always be one. If all angles are congruent, there will be four right angles, forming a rectangle. A rectangle is also a parallelogram.It will always be one. If all angles are congruent, there will be four right angles, forming a rectangle. A rectangle is also a parallelogram.


What is a four-sided polygon with opposite sides parallel and congruent and four right angles?

A rectangle is a quadrilateral with opposite sides parallel and congruent and four right angles. If all four sides are congruent, it is a square.


What is a four-sided polygon with opposite sides congruent and parallel and four right angles?

A rectangle is a quadrilateral with opposite sides parallel and congruent and four right angles. If all four sides are congruent, it is a square.


What is the difference between a rectangle and a diamond?

A rectangle is a quadrilateral with four sides. All angles are right angles, the diagonals are congruent, and the opposite sides are all equal. A rhombus (diamond) is a quadrilateral with congruent daigonals and equal angles.


What quadrilateral having all four sides congruent but no 90 degree angles?

rhombus


Having four sides and four angles?

A shape that has four straight sides and four angles is defined as a quadrilateral. If all four angles are right angles, it is a rectangle, and if all four sides are congruent, it is a square.


What quadrilateral has all sides congruent but not all angles congruent?

Is a rhombus.


Does a quadrilaters have exactly three congruent angles?

Not sure what a "quadrilaters" is. A quadrilateral is a plane (2-dimensional) figure with four straight sides. It can have all four angles different. It can have two congruent angles (kite), 3 congruent angles (no specific name), 2 pair of two congruent angles (parallelogram/rhombus), or four congruent angles (rectangle/square).