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Cause they arent

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Q: Why are quadrilaterals not parallelograms?
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Related questions

Is all parrallelograms are quadrilaterals?

All parallelograms are quadrilaterals but all quadrilaterals are not necessarily parallelograms


Are some parallelograms quadrilaterals?

All 4 sided parallelograms are quadrilaterals.


Are some quadrilaterals are parallelograms?

All 4 sided parallelograms are quadrilaterals.


Is quadrilateral a parallelogram?

Not necessarily. All parallelograms are quadrilaterals but not all quadrilaterals are parallelograms. Parallelograms are more specific instances of quadrilaterals. Its like saying all squares are rectangles but not all rectangles are squares.


Are all parallelograms quadrilaterals?

Yes because all parallelograms have four sides. But the opposite is not true. There are some quadrilaterals that aren't parallelograms.


Can parallelograms be quadrilaterals?

Yes.


What quadrilaterals are parallelograms?

They are quadrilaterals which have two pairs of parallel sides.


All quadrilaterals are parallelograms?

Some are, and some are not. A parallelogram is a special kind of quadrilateral ... one in which every side is parallel to the one across from it. So all parallelograms are quadrilaterals, but there are also a lot of other quadrilaterals that are not parallelograms.


All rectangles are?

parallelograms and,or quadrilaterals


What are quadrilaterals with 2lines of symmetry?

Parallelograms


Are all parallelograms quadrilles?

All parallelograms are in the class of 4 sided quadrilaterals.


Are all guadrilaterals parallelograms?

Yes all parallelograms are 4 sided quadrilaterals.