Helen is organizing her books and putting them on shelves. She put 20 books on the first shelf, 32 books on the second shelf, 44 books on the third shelf, and 56 books on the fourth shelf. If this pattern continues, how many books will Helen put on the fifth shelf

Answer this question only if you know the 30 points and

In dire need~! describe how to use area models to find the quotient 2/3 divided by 1/5. check your work by also finding the quotient 2/3 divided by 1/5 using numerical operations only.

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.