The question is self-contradictory.
There are instances that quadrilateral angles can be consecutive and opposite angles are congruent. The best examples are square and rectangle.
A square
If both pairs of opposite angles of a quadrilateral are congruent, then it is a parallelogram.
showing consecutive angles are congruent
a parallelogram
There are instances that quadrilateral angles can be consecutive and opposite angles are congruent. The best examples are square and rectangle.
quadrilaterals are consecutive and opposite angles always congruent?
For the quadrilateral to be a parallelogram, both pairs of opposite angles must be congruent.
False. If both pairs of opposite angles of a quadrilateral are congruent then the quadrilateral is a parallelogram.
A square
Square and Rectangle
If both pairs of opposite angles of a quadrilateral are congruent, then it is a parallelogram.
no
Every parallelogram is.
its a shape
Yes
True