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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.

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13y ago

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Related Questions

Why is a parallelogram always a quadrilateral but a quadrilateral is only sometimes a parallelogram?

A parallelogram must have 4 sides and so it must be a quadrilateral. However, the sides of a quadrilateral need not be parallel so a quadrilateral need not be a parallelogram.


What is a quadrilateral parallelogram?

A quadrilateral is a polygon with four sides. A parallelogram is a quadrilateral in which the opposite sides are parallel.


Is parallelogram and quadrilateral the same thing?

No. A parallelogram is a special kind of quadrilateral.


What shape is a parallelogram but not a quadrilateral?

A shape that is a parallelogram but not a quadrilateral doesn't exist.


If opposite angles of a quadrilateral are supplementary is the quadrilateral a parallelogram?

No. A quadrilateral is a parallelogram when consecutiveangles are supplementary.


If one diagonal of a quadrilateral bisects the other when is the quadrilateral a parallelogram?

In this case, the quadrilateral is sometimes a parallelogram.


Is a parallelogram any other kind of quadrilateral?

No, a parallelogram is not another kind of quadrilateral.


How do you find a parallelogram in a quadrilateral?

It's not a matter of 'finding' it. Either the quadrilateral is a parallelogram,or else it is not one.If the opposite sides of the quadrilateral are parallel, then it's a parallelogram.


What makes a quadrilateral a parallelogram?

A quadrilateral is a parallelogram if it has two pairs of (opposite) sides that are parallel.


If a quadrilateral is a square then it is a parallelogram. A quadrilateral is a square if and only if it is a parallelogram.?

The second statement is false.


An quadrilateral parallelogram?

Yes, such a quadrilateral can exist.


What is it when the quadrilateral is a parallelogram?

It is a special type of a quadrilateral.