Answer:
<3 and <7 = Corresponding angles
<2 and <7 = Alternate exterior angles
<4 and <5 = Alternate interior angles
<3 and <6 = Alternate interior angles
Try to learn these different angles so it's easier for you.
21?
Step-by-step explanation:
POOP
Answer: 21.9
131.4 divided by 6
3,6,9,12
Add 3 to every number after 3.