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Which quadrilateral can have two pairs of parallel sides and sides that are not all congruent?
A parallelogram has two pairs of congruent sides.
What is a quadrilateral with opposite sides parallel and congruent and no right angle?
It is a rhombus or a parallelogram
If one side of a quadrilateral is congruent to its opposite side then the quadrilateral is a parallelogram?
No, it doesn't have to be. A quadrilateral can definitely be a parallelogram only if: - Both pairs of opposite sides are parallel. - Both pairs of opposite sides are congruent. - One pair of opposite sides are both congruent and parallel. - Both pairs of opposite angles are congruent. - The diagonals bisect each other.
If the diagonals of a quadrilateral bisect each other then what quadrilateral must be a parallelogram?
diagonals.
What has two pairs of parallel sides with two acute angles and obtuse angles?
A parallelogram is a quadrilateral with opposite sides parallel and congruent.
What is the Opposite Sides Parallel and Congruent Theorem?
The Opposite Sides Parallel and Congruent Theorem states that if a quadrilateral has a pair of opposite sides that are parallel and congruent, then the quadrilateral is a parallelogram.
If one pair of opposite sides of a quadrilateral is congruent then the quadrilateral is a parallelogram?
No. The congruent sides need not be parallel.
A quadrilateral with opposites sides congruent and parallel?
A parallelogram.
If two sides of a quadrilateral are parallel are congruent then the quadrilateral is a parallelogram.?
true
One pair of opposite sides of a quadrilateral is and congruent then the quadrilateral is a parallelogram?
Parallel
If one pair of opposite sides of a quadrilateral is parallel and then the quadrilateral is a parallelogram?
Then, the opposite sides are congruent.
If two opposite sides of a quadrilateral are parallel and congruent then the quadrilateral is a parallelogram?
False
Which quadrilateral can have two pairs of parallel sides and sides that are not all congruent?
A parallelogram has two pairs of congruent sides.
A quadrilateral with 2 pairs of parallel and congruent sides?
That's a parallelogram.
What is the best name for a quadrilateral with opposite sides congruent and parallel?
A parallelogram.
What quadrilateral has two pairs of opposite sides that are congruent and parallel?
parallelogram.
Conditions which guarantee that a quadrilateral is a parallelogram?
Theorem A: A quadrilateral is a parallelogram if its opposite sides are congruent. Theorem B: A quadrilateral is a parallelogram if a pair of opposite sides is parallel and congruent. Theorem C: A quadrilateral is a parallelogram if its diagonals bisect each other. Theorem D: A quadrilateral is a parallelogram if both pairs of opposite angles are congruent.
