no
Yes, trapezoid
rectangle, rhombus, parallelogram, trapezoid, isosceles trapezoid, kite ... etc
Two, a square and a trapezoid. A square is a rectangle and a parallelogram.
No, because then it would be a rectangle.
no it is not
Parallelogram
No because then it would then be a square or a rectangle
It is not possible because a trapezoid has only 1 pair of parallel sides whereas a rectangle has 2 pairs of parallel sides
It would be impossible. A trapezoid can't have three right angles. It would just make a rectangle.
no
A trapezoid and a rectangle are both polygons.
Not possible - that would mean the final angle would also have to be ninety degrees - making it a square or rectangle.