I had this Quiz Please Help!

If lmn=xyz, which congruences are true by cpctc? check all that apply

What’s the domain of this function? fastttt

Which points are solutions to the linear inequality y < 0.5x + 2? check all that apply. (–3, –2) (–2, 1) (–1, –2) (–1, 2) (1, –2) (1, 2)