A paper airplane was thrown from the top of a tall building. The height of the paper airplane above the ground can be found using the function y = –3.5x + 42, where x is the time in seconds the airplane has been in the air. How many seconds did it take the paper airplane to reach the ground?

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

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.

Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school