1) The line representing y + 3 = -3(x + 6) is transformed by the rule (x, y)→(-x, -y). What is the slope of the image?
2) https://web2.0calc.com/questions/the-arc-from-a-to-b-not-passing-through-c-measures-50-degrees
(Please answer the missing problem in this link above, thank you.)