The first quartile of the data set is 28 because it is the median of the lower set.
By using the properties of parallel lines, it can be inferred that -
Corrosponding angle goes in the place of first question mark and substitution property of equality goes in the place of second question mark.
What are parallel lines?
Two lines are said to be parallel if on extending them indefinitely, they will never intersect
Transversal is a line that intersects two or more parallel lines
For the first question mark
[Corrosponding angle]
For the second question mark
[Substitution property of equality]
To learn more about parallel lines, refer to the link-
brainly.com/question/26961508
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The ones with a square in a picture is a 90 degree angle the rest are a 180
Your answer is A have a good day