Its the last one, the shapes but be polygons.
Answer:
U ={ Parallelograms}
A= { Parallelogram with four congruent sides}={ Rhombus,Square}
B ={ Parallelograms with four congruent angles} ={ Rectangle, Square}
So, AB= { Square}
So among all the parallelograms "Square" is the only parallelogram which has all congruent sides as well as all congruent angles.
Answer:
The distance is 9.21954445... or just 9.22
50.24 because you have to remember Pi times radius squared is area of a circle
Angle 6 is 59 degrees
7 is 31 degrees but I could be wrong