How many lines of symmetry does the regular octagon have? 4 8 2 6

Iwill make brain if you me correctly fill this out needs due today pls and send it back to me (click the link and you will get it)

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

When a rectangle is dilated, how do the perimeter and area of the rectangle change?