Identify a set of parallel lines and a set of perpendicular lines in this image. Please help

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?