In the adjacent figure, $ABCD$ABCD is inscribed inside a circle.
The sum of any two opposite angles in the quadrilateral $ABCD$ABCD is $\editable{}$°
Can a parallelogram without right angles be inscribed inside a circle?
Yes
No
Select the three cyclic quadrilaterals:
Consider the diagram below:
The quadrilateral $ABCD$ABCD has vertices that lie on a circle: