Which of the following statements about perpendicular lines is true? a) perpendicular lines have a constant distance between them. b) perpendicular lines intercept at a 90 degree angle. c) there is no standard symbol for perpendicular lines. d) perpendicular lines do not exist in the same place.

Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%

Solve this problem! extra ! 3025/5.5 = a/90.75 / = fraction