QUESTION : WHICH LINES ARE PREPENDICULAR ? HOW DO YOU KNOW ? WILL REPORT THE ONES THAT DONT HELP !!!!

Answer: Lines R and B are perpendicular
Step-by-step explanation: Slope of R is -1 and the slope of B is 1. Perpendicular lines have opposite slopes
Answer:
R and B are perpendicular. They intersect at 90 degrees.
Step-by-step explanation: