Answer:
Angle A is F Angle A = 57. 52+71=123. 180-123=57
Answer:
They have the same vertical shift. -Apex
Step-by-step explanation:
It's actually spelled multiplication
Answer:
coincident
Step-by-step explanation:
The first equation is 3 times the second equation, so describes exactly the same line. The lines are "coincident".
Answer:

Step-by-step explanation:
We want to simplify:

Recall the Pythagorean Identity:

So:

Substitute:

Factor. We can use the difference of two squares pattern:

Cancel. Hence:
