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Yes they are. The definition of a quadrilateral is a closed figure with four sides. A square always has four congruent sides and is a closed figure. Therefore, all squares are quadrilaterals. Trapezoids, rhombuses, and rectangles are also quadrilaterals.

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Q: Are all squares quadrilaterals why or why not?
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Related questions

Are all squares similar to quadrilaterals?

All squares are quadrilaterals. Not all quadrilaterals are squares.


What is a square that is not a quadrilateral?

All squares are quadrilaterals. All quadrilaterals are not squares. There is no square that is not a quadrilateral.


Do quadrilaterals have squares?

Yes, because all quadrilaterals have 4 sides which includes squares


Are all quadrilaterals also squares?

No. A quadrilateral is any four-sided figure. The sides do not have to be of equal length, and the angles do not have to be right angles. So, all squares are quadrilaterals because they have four sides), but not all quadrilaterals are squares.


Are all parallelorgrams squares?

No but they are all quadrilaterals.


Are some trapeszoids squares?

trapezoids are trapezoids and squares are squares but all are quadrilaterals.


Why are all squares quadrilaterals?

because they have four sides, which is the definition of quadrilateral


Are all quadilaterals square?

No, but all squares are quadrilaterals.


Is a quadrilateral a square?

Yes. If a polygon has 4 sides, then it is a quadrilateral.


Are some squares and rectangles not quadrilaterals?

All squares and rectangles are quadrilaterals. The of quadrilateral is a four sided figure. A square has four congruent sides, hence all squares are quadrilaterals. A rectangle is a four sided rhombus, so it is also a quadrilateral.


Are all squares parellograms?

Yes all squares are parallelograms but not all parallelograms are squares.


Are all squares trapeziums?

yes all squares are trapiziumsImproved Answer:-No squares are not trapeziums but they are both 4 sided quadrilaterals