Arectangular prism has a base of 18 cm by 15 cm and a diagonal of 25 cm. identify its height. round to the nearest tenth. ! i don't understand this

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.

If 2(a^2+b^2)=(a+b)^2 then, > a+b=0, > ab=0, > a=b, > 2a=b

Identify the number 127 as a rational or irrational. explain