Refer to the attachment.
Step-by-step explanation:
I hope it'll help you...
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
X2-10+25=35
+10. +10
x2+25=45
-25 -25
x2=20
———
2
x=10
Tried my best
Mode is something that appears MOST in a sequence of numbers. The mode of this data set is 11 since it appears twice and no other number does. :)

we know that 7*7=49 so thus


therefor n=2
it is written as