No. A quadrilateral is a parallelogram when consecutiveangles are supplementary.
True
True
No, they are equal. Adjacent angles are supplementary in a prallelogram.
Supplementary
No. A quadrilateral is a parallelogram when consecutiveangles are supplementary.
True
false
True
A parallelogram.
Then it's consecutive angles are supplementary.
True
No, they are equal. Adjacent angles are supplementary in a prallelogram.
False. If both pairs of opposite angles of a quadrilateral are congruent then the quadrilateral is a parallelogram.
Supplementary
False because it will have 2 equal opposite obtuse angles and 2 equal opposite acute angles with the 4 angles adding up to 360 degrees.
a and d