The diagram shows the universal set U = {parallelograms}.

Set A represents parallelograms with four congruent sides, while B represents parallelograms with four congruent angles.

How many of the parallelograms fall into the category A U B?

(The picture of the diagram is provided.)

A. 6
B. 8
C. 18
D. 26

Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?

Which of the following is the result of expanding the series