Your friend claims that if a line has a slope that is less than 1, then any line perpendicular to it must have a positive slope. is your friend correct? explain your reasoning.

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

Is a square always, sometimes, or never a parallelogram