Answer:
Hope this helps!
(correct me if I'm wrong, but please polity)
Step-by-step explanation:
I'm sorry if the handwriting is ugly ( I'm not the one who answered it I'm sorry)
the answers are:
complementary angles & adjacent angles
Yes, if x < -1
Is x + 5 less than 4?
x + 5 < 4
x < 4 - 5
x < -1
