Step-by-step explanation:
AuB={3,4,7,9}U{8,9,10,11}
0.05 because 5 is bigger than 4 plus 4 is negative
The option that shows what all the polygons have in common is that;
B. Each appears to have exactly one pair of parallel sides.
<h3>Polygon</h3>
Looking at the polygons given, we can see that;
- Polygon A has 4 sides and one pair of parallel sides and it is a quadrilateral because it has 4 sides.
- Polygon B has 4 sides and one pair of parallel sides and it is a quadrilateral because it has 4 sides.
- Polygon C has 6 sides and so is not a quadrilateral but a hexagon and it has a pair of parallel sides.
- Polygon D has 5 sides and so is a pentagon but has a pair of parallel sides.
Looking at all the polygons the only common statement is that they a pair of parallel sides.
Read more on polygons at;brainly.com/question/5715879
I don't know if I'm right but I think its -243
2 and 4/5 is 14/5 as a mixed number.